68180625

素因数分解:

$3^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 120

約数和(自身を含む): 140355072

約数和(自身を除く): 72174447

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 31, 45, 51, 69, 75, 85, 93, 115, 125, 153, 155, 207, 225, 255, 279, 345, 375, 391, 425, 465, 527, 575, 625, 713, 765, 775, 1035, 1125, 1173, 1275, 1395, 1581, 1725, 1875, 1955, 2125, 2139, 2325, 2635, 2875, 3519, 3565, 3825, 3875, 4743, 5175, 5625, 5865, 6375, 6417, 6975, 7905, 8625, 9775, 10625, 10695, 11625, 12121, 13175, 14375, 17595, 17825, 19125, 19375, 23715, 25875, 29325, 31875, 32085, 34875, 36363, 39525, 43125, 48875, 53475, 58125, 60605, 65875, 87975, 89125, 95625, 109089, 118575, 129375, 146625, 160425, 174375, 181815, 197625, 244375, 267375, 303025, 329375, 439875, 445625, 545445, 592875, 733125, 802125, 909075, 988125, 1336875, 1515125, 2199375, 2727225, 2964375, 4010625, 4545375, 7575625, 13636125, 22726875, 68180625]

約数ペア:

[(1, 68180625), (3, 22726875), (5, 13636125), (9, 7575625), (15, 4545375), (17, 4010625), (23, 2964375), (25, 2727225), (31, 2199375), (45, 1515125), (51, 1336875), (69, 988125), (75, 909075), (85, 802125), (93, 733125), (115, 592875), (125, 545445), (153, 445625), (155, 439875), (207, 329375), (225, 303025), (255, 267375), (279, 244375), (345, 197625), (375, 181815), (391, 174375), (425, 160425), (465, 146625), (527, 129375), (575, 118575), (625, 109089), (713, 95625), (765, 89125), (775, 87975), (1035, 65875), (1125, 60605), (1173, 58125), (1275, 53475), (1395, 48875), (1581, 43125), (1725, 39525), (1875, 36363), (1955, 34875), (2125, 32085), (2139, 31875), (2325, 29325), (2635, 25875), (2875, 23715), (3519, 19375), (3565, 19125), (3825, 17825), (3875, 17595), (4743, 14375), (5175, 13175), (5625, 12121), (5865, 11625), (6375, 10695), (6417, 10625), (6975, 9775), (7905, 8625)]