127217025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 268649472

約数和(自身を除く): 141432447

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 31, 39, 45, 61, 65, 69, 75, 93, 115, 117, 155, 183, 195, 207, 225, 279, 299, 305, 325, 345, 403, 465, 549, 575, 585, 713, 775, 793, 897, 915, 975, 1035, 1209, 1395, 1403, 1495, 1525, 1725, 1891, 2015, 2139, 2325, 2379, 2691, 2745, 2925, 3565, 3627, 3965, 4209, 4485, 4575, 5175, 5673, 6045, 6417, 6975, 7015, 7137, 7475, 9269, 9455, 10075, 10695, 11895, 12627, 13455, 13725, 17019, 17825, 18135, 18239, 19825, 21045, 22425, 24583, 27807, 28365, 30225, 32085, 35075, 35685, 43493, 46345, 47275, 53475, 54717, 59475, 63135, 67275, 73749, 83421, 85095, 90675, 91195, 105225, 122915, 130479, 139035, 141825, 160425, 164151, 178425, 217465, 221247, 231725, 273585, 315675, 368745, 391437, 417105, 425475, 455975, 565409, 614575, 652395, 695175, 820755, 1087325, 1106235, 1367925, 1696227, 1843725, 1957185, 2085525, 2827045, 3261975, 4103775, 5088681, 5531175, 8481135, 9785925, 14135225, 25443405, 42405675, 127217025]

約数ペア:

[(1, 127217025), (3, 42405675), (5, 25443405), (9, 14135225), (13, 9785925), (15, 8481135), (23, 5531175), (25, 5088681), (31, 4103775), (39, 3261975), (45, 2827045), (61, 2085525), (65, 1957185), (69, 1843725), (75, 1696227), (93, 1367925), (115, 1106235), (117, 1087325), (155, 820755), (183, 695175), (195, 652395), (207, 614575), (225, 565409), (279, 455975), (299, 425475), (305, 417105), (325, 391437), (345, 368745), (403, 315675), (465, 273585), (549, 231725), (575, 221247), (585, 217465), (713, 178425), (775, 164151), (793, 160425), (897, 141825), (915, 139035), (975, 130479), (1035, 122915), (1209, 105225), (1395, 91195), (1403, 90675), (1495, 85095), (1525, 83421), (1725, 73749), (1891, 67275), (2015, 63135), (2139, 59475), (2325, 54717), (2379, 53475), (2691, 47275), (2745, 46345), (2925, 43493), (3565, 35685), (3627, 35075), (3965, 32085), (4209, 30225), (4485, 28365), (4575, 27807), (5175, 24583), (5673, 22425), (6045, 21045), (6417, 19825), (6975, 18239), (7015, 18135), (7137, 17825), (7475, 17019), (9269, 13725), (9455, 13455), (10075, 12627), (10695, 11895)]