53949375

素因数分解:

$3^3\times 5^4\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:191

約数の個数: 80

約数和(自身を含む): 104966400

約数和(自身を除く): 51017025

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 125, 135, 139, 207, 225, 345, 375, 417, 575, 621, 625, 675, 695, 1035, 1125, 1251, 1725, 1875, 2085, 2875, 3105, 3197, 3375, 3475, 3753, 5175, 5625, 6255, 8625, 9591, 10425, 14375, 15525, 15985, 16875, 17375, 18765, 25875, 28773, 31275, 43125, 47955, 52125, 77625, 79925, 86319, 86875, 93825, 129375, 143865, 156375, 239775, 260625, 388125, 399625, 431595, 469125, 719325, 781875, 1198875, 1998125, 2157975, 2345625, 3596625, 5994375, 10789875, 17983125, 53949375]

約数ペア:

[(1, 53949375), (3, 17983125), (5, 10789875), (9, 5994375), (15, 3596625), (23, 2345625), (25, 2157975), (27, 1998125), (45, 1198875), (69, 781875), (75, 719325), (115, 469125), (125, 431595), (135, 399625), (139, 388125), (207, 260625), (225, 239775), (345, 156375), (375, 143865), (417, 129375), (575, 93825), (621, 86875), (625, 86319), (675, 79925), (695, 77625), (1035, 52125), (1125, 47955), (1251, 43125), (1725, 31275), (1875, 28773), (2085, 25875), (2875, 18765), (3105, 17375), (3197, 16875), (3375, 15985), (3475, 15525), (3753, 14375), (5175, 10425), (5625, 9591), (6255, 8625)]