52823420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 137192160

約数和(自身を除く): 84368740

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 37, 38, 52, 65, 68, 74, 76, 85, 95, 130, 148, 170, 185, 190, 221, 247, 260, 289, 323, 340, 370, 380, 442, 481, 494, 578, 629, 646, 703, 740, 884, 962, 988, 1105, 1156, 1235, 1258, 1292, 1406, 1445, 1615, 1924, 2210, 2405, 2470, 2516, 2812, 2890, 3145, 3230, 3515, 3757, 4199, 4420, 4810, 4940, 5491, 5780, 6290, 6460, 7030, 7514, 8177, 8398, 9139, 9620, 10693, 10982, 11951, 12580, 14060, 15028, 16354, 16796, 18278, 18785, 20995, 21386, 21964, 23902, 27455, 32708, 36556, 37570, 40885, 41990, 42772, 45695, 47804, 53465, 54910, 59755, 71383, 75140, 81770, 83980, 91390, 106930, 109820, 119510, 139009, 142766, 155363, 163540, 182780, 203167, 213860, 239020, 278018, 285532, 310726, 356915, 406334, 556036, 621452, 695045, 713830, 776815, 812668, 1015835, 1390090, 1427660, 1553630, 2031670, 2641171, 2780180, 3107260, 4063340, 5282342, 10564684, 13205855, 26411710, 52823420]

約数ペア:

[(1, 52823420), (2, 26411710), (4, 13205855), (5, 10564684), (10, 5282342), (13, 4063340), (17, 3107260), (19, 2780180), (20, 2641171), (26, 2031670), (34, 1553630), (37, 1427660), (38, 1390090), (52, 1015835), (65, 812668), (68, 776815), (74, 713830), (76, 695045), (85, 621452), (95, 556036), (130, 406334), (148, 356915), (170, 310726), (185, 285532), (190, 278018), (221, 239020), (247, 213860), (260, 203167), (289, 182780), (323, 163540), (340, 155363), (370, 142766), (380, 139009), (442, 119510), (481, 109820), (494, 106930), (578, 91390), (629, 83980), (646, 81770), (703, 75140), (740, 71383), (884, 59755), (962, 54910), (988, 53465), (1105, 47804), (1156, 45695), (1235, 42772), (1258, 41990), (1292, 40885), (1406, 37570), (1445, 36556), (1615, 32708), (1924, 27455), (2210, 23902), (2405, 21964), (2470, 21386), (2516, 20995), (2812, 18785), (2890, 18278), (3145, 16796), (3230, 16354), (3515, 15028), (3757, 14060), (4199, 12580), (4420, 11951), (4810, 10982), (4940, 10693), (5491, 9620), (5780, 9139), (6290, 8398), (6460, 8177), (7030, 7514)]