52138125

素因数分解:

$3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 120

約数和(自身を含む): 109165056

約数和(自身を除く): 57026931

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 31, 39, 45, 65, 69, 75, 93, 115, 117, 125, 155, 195, 207, 225, 279, 299, 325, 345, 375, 403, 465, 575, 585, 625, 713, 775, 897, 975, 1035, 1125, 1209, 1395, 1495, 1625, 1725, 1875, 2015, 2139, 2325, 2691, 2875, 2925, 3565, 3627, 3875, 4485, 4875, 5175, 5625, 6045, 6417, 6975, 7475, 8125, 8625, 9269, 10075, 10695, 11625, 13455, 14375, 14625, 17825, 18135, 19375, 22425, 24375, 25875, 27807, 30225, 32085, 34875, 37375, 43125, 46345, 50375, 53475, 58125, 67275, 73125, 83421, 89125, 90675, 112125, 129375, 139035, 151125, 160425, 174375, 186875, 231725, 251875, 267375, 336375, 417105, 445625, 453375, 560625, 695175, 755625, 802125, 1158625, 1336875, 1681875, 2085525, 2266875, 3475875, 4010625, 5793125, 10427625, 17379375, 52138125]

約数ペア:

[(1, 52138125), (3, 17379375), (5, 10427625), (9, 5793125), (13, 4010625), (15, 3475875), (23, 2266875), (25, 2085525), (31, 1681875), (39, 1336875), (45, 1158625), (65, 802125), (69, 755625), (75, 695175), (93, 560625), (115, 453375), (117, 445625), (125, 417105), (155, 336375), (195, 267375), (207, 251875), (225, 231725), (279, 186875), (299, 174375), (325, 160425), (345, 151125), (375, 139035), (403, 129375), (465, 112125), (575, 90675), (585, 89125), (625, 83421), (713, 73125), (775, 67275), (897, 58125), (975, 53475), (1035, 50375), (1125, 46345), (1209, 43125), (1395, 37375), (1495, 34875), (1625, 32085), (1725, 30225), (1875, 27807), (2015, 25875), (2139, 24375), (2325, 22425), (2691, 19375), (2875, 18135), (2925, 17825), (3565, 14625), (3627, 14375), (3875, 13455), (4485, 11625), (4875, 10695), (5175, 10075), (5625, 9269), (6045, 8625), (6417, 8125), (6975, 7475)]