187825820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:700

約数の個数: 144

約数和(自身を含む): 516414528

約数和(自身を除く): 328588708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 91, 92, 98, 115, 130, 140, 161, 182, 196, 230, 245, 260, 299, 322, 364, 455, 460, 490, 598, 637, 641, 644, 805, 910, 980, 1127, 1196, 1274, 1282, 1495, 1610, 1820, 2093, 2254, 2548, 2564, 2990, 3185, 3205, 3220, 4186, 4487, 4508, 5635, 5980, 6370, 6410, 8333, 8372, 8974, 10465, 11270, 12740, 12820, 14651, 14743, 16666, 17948, 20930, 22435, 22540, 29302, 29486, 31409, 33332, 41665, 41860, 44870, 58331, 58604, 58972, 62818, 73255, 73715, 83330, 89740, 103201, 116662, 125636, 146510, 147430, 157045, 166660, 191659, 206402, 233324, 291655, 293020, 294860, 314090, 383318, 408317, 412804, 516005, 583310, 628180, 722407, 766636, 816634, 958295, 1032010, 1166620, 1341613, 1444814, 1633268, 1916590, 2041585, 2064020, 2683226, 2889628, 3612035, 3833180, 4083170, 5366452, 6708065, 7224070, 8166340, 9391291, 13416130, 14448140, 18782582, 26832260, 37565164, 46956455, 93912910, 187825820]

約数ペア:

[(1, 187825820), (2, 93912910), (4, 46956455), (5, 37565164), (7, 26832260), (10, 18782582), (13, 14448140), (14, 13416130), (20, 9391291), (23, 8166340), (26, 7224070), (28, 6708065), (35, 5366452), (46, 4083170), (49, 3833180), (52, 3612035), (65, 2889628), (70, 2683226), (91, 2064020), (92, 2041585), (98, 1916590), (115, 1633268), (130, 1444814), (140, 1341613), (161, 1166620), (182, 1032010), (196, 958295), (230, 816634), (245, 766636), (260, 722407), (299, 628180), (322, 583310), (364, 516005), (455, 412804), (460, 408317), (490, 383318), (598, 314090), (637, 294860), (641, 293020), (644, 291655), (805, 233324), (910, 206402), (980, 191659), (1127, 166660), (1196, 157045), (1274, 147430), (1282, 146510), (1495, 125636), (1610, 116662), (1820, 103201), (2093, 89740), (2254, 83330), (2548, 73715), (2564, 73255), (2990, 62818), (3185, 58972), (3205, 58604), (3220, 58331), (4186, 44870), (4487, 41860), (4508, 41665), (5635, 33332), (5980, 31409), (6370, 29486), (6410, 29302), (8333, 22540), (8372, 22435), (8974, 20930), (10465, 17948), (11270, 16666), (12740, 14743), (12820, 14651)]