5157221680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{727}}^1$

素因数の和:1131

約数の個数: 160

約数和(自身を含む): 13649126400

約数和(自身を除く): 8491904720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 359, 380, 494, 520, 718, 727, 760, 988, 1040, 1235, 1436, 1454, 1520, 1795, 1976, 2470, 2872, 2908, 3590, 3635, 3952, 4667, 4940, 5744, 5816, 6821, 7180, 7270, 9334, 9451, 9880, 11632, 13642, 13813, 14360, 14540, 18668, 18902, 19760, 23335, 27284, 27626, 28720, 29080, 34105, 37336, 37804, 46670, 47255, 54568, 55252, 58160, 68210, 69065, 74672, 75608, 88673, 93340, 94510, 109136, 110504, 136420, 138130, 151216, 177346, 179569, 186680, 189020, 221008, 260993, 272840, 276260, 354692, 359138, 373360, 378040, 443365, 521986, 545680, 552520, 709384, 718276, 756080, 886730, 897845, 1043972, 1105040, 1304965, 1418768, 1436552, 1773460, 1795690, 2087944, 2609930, 2873104, 3392909, 3546920, 3591380, 4175888, 4958867, 5219860, 6785818, 7093840, 7182760, 9917734, 10439720, 13571636, 14365520, 16964545, 19835468, 20879440, 24794335, 27143272, 33929090, 39670936, 49588670, 54286544, 64465271, 67858180, 79341872, 99177340, 128930542, 135716360, 198354680, 257861084, 271432720, 322326355, 396709360, 515722168, 644652710, 1031444336, 1289305420, 2578610840, 5157221680]

約数ペア:

[(1, 5157221680), (2, 2578610840), (4, 1289305420), (5, 1031444336), (8, 644652710), (10, 515722168), (13, 396709360), (16, 322326355), (19, 271432720), (20, 257861084), (26, 198354680), (38, 135716360), (40, 128930542), (52, 99177340), (65, 79341872), (76, 67858180), (80, 64465271), (95, 54286544), (104, 49588670), (130, 39670936), (152, 33929090), (190, 27143272), (208, 24794335), (247, 20879440), (260, 19835468), (304, 16964545), (359, 14365520), (380, 13571636), (494, 10439720), (520, 9917734), (718, 7182760), (727, 7093840), (760, 6785818), (988, 5219860), (1040, 4958867), (1235, 4175888), (1436, 3591380), (1454, 3546920), (1520, 3392909), (1795, 2873104), (1976, 2609930), (2470, 2087944), (2872, 1795690), (2908, 1773460), (3590, 1436552), (3635, 1418768), (3952, 1304965), (4667, 1105040), (4940, 1043972), (5744, 897845), (5816, 886730), (6821, 756080), (7180, 718276), (7270, 709384), (9334, 552520), (9451, 545680), (9880, 521986), (11632, 443365), (13642, 378040), (13813, 373360), (14360, 359138), (14540, 354692), (18668, 276260), (18902, 272840), (19760, 260993), (23335, 221008), (27284, 189020), (27626, 186680), (28720, 179569), (29080, 177346), (34105, 151216), (37336, 138130), (37804, 136420), (46670, 110504), (47255, 109136), (54568, 94510), (55252, 93340), (58160, 88673), (68210, 75608), (69065, 74672)]