201605625

素因数分解:

$3^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:961

約数の個数: 80

約数和(自身を含む): 402371200

約数和(自身を除く): 200765575

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 195, 225, 325, 351, 375, 585, 625, 675, 919, 975, 1125, 1625, 1755, 1875, 2757, 2925, 3375, 4595, 4875, 5625, 8125, 8271, 8775, 11947, 13785, 14625, 16875, 22975, 24375, 24813, 35841, 41355, 43875, 59735, 68925, 73125, 107523, 114875, 124065, 179205, 206775, 219375, 298675, 322569, 344625, 537615, 574375, 620325, 896025, 1033875, 1493375, 1612845, 1723125, 2688075, 3101625, 4480125, 5169375, 7466875, 8064225, 13440375, 15508125, 22400625, 40321125, 67201875, 201605625]

約数ペア:

[(1, 201605625), (3, 67201875), (5, 40321125), (9, 22400625), (13, 15508125), (15, 13440375), (25, 8064225), (27, 7466875), (39, 5169375), (45, 4480125), (65, 3101625), (75, 2688075), (117, 1723125), (125, 1612845), (135, 1493375), (195, 1033875), (225, 896025), (325, 620325), (351, 574375), (375, 537615), (585, 344625), (625, 322569), (675, 298675), (919, 219375), (975, 206775), (1125, 179205), (1625, 124065), (1755, 114875), (1875, 107523), (2757, 73125), (2925, 68925), (3375, 59735), (4595, 43875), (4875, 41355), (5625, 35841), (8125, 24813), (8271, 24375), (8775, 22975), (11947, 16875), (13785, 14625)]