49513620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 158639040

約数和(自身を除く): 109125420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 169, 190, 195, 228, 247, 257, 260, 285, 338, 380, 390, 494, 507, 514, 570, 676, 741, 771, 780, 845, 988, 1014, 1028, 1140, 1235, 1285, 1482, 1542, 1690, 2028, 2470, 2535, 2570, 2964, 3084, 3211, 3341, 3380, 3705, 3855, 4883, 4940, 5070, 5140, 6422, 6682, 7410, 7710, 9633, 9766, 10023, 10140, 12844, 13364, 14649, 14820, 15420, 16055, 16705, 19266, 19532, 20046, 24415, 29298, 32110, 33410, 38532, 40092, 43433, 48165, 48830, 50115, 58596, 63479, 64220, 66820, 73245, 86866, 96330, 97660, 100230, 126958, 130299, 146490, 173732, 190437, 192660, 200460, 217165, 253916, 260598, 292980, 317395, 380874, 434330, 521196, 634790, 651495, 761748, 825227, 868660, 952185, 1269580, 1302990, 1650454, 1904370, 2475681, 2605980, 3300908, 3808740, 4126135, 4951362, 8252270, 9902724, 12378405, 16504540, 24756810, 49513620]

約数ペア:

[(1, 49513620), (2, 24756810), (3, 16504540), (4, 12378405), (5, 9902724), (6, 8252270), (10, 4951362), (12, 4126135), (13, 3808740), (15, 3300908), (19, 2605980), (20, 2475681), (26, 1904370), (30, 1650454), (38, 1302990), (39, 1269580), (52, 952185), (57, 868660), (60, 825227), (65, 761748), (76, 651495), (78, 634790), (95, 521196), (114, 434330), (130, 380874), (156, 317395), (169, 292980), (190, 260598), (195, 253916), (228, 217165), (247, 200460), (257, 192660), (260, 190437), (285, 173732), (338, 146490), (380, 130299), (390, 126958), (494, 100230), (507, 97660), (514, 96330), (570, 86866), (676, 73245), (741, 66820), (771, 64220), (780, 63479), (845, 58596), (988, 50115), (1014, 48830), (1028, 48165), (1140, 43433), (1235, 40092), (1285, 38532), (1482, 33410), (1542, 32110), (1690, 29298), (2028, 24415), (2470, 20046), (2535, 19532), (2570, 19266), (2964, 16705), (3084, 16055), (3211, 15420), (3341, 14820), (3380, 14649), (3705, 13364), (3855, 12844), (4883, 10140), (4940, 10023), (5070, 9766), (5140, 9633), (6422, 7710), (6682, 7410)]