40561625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 55255200

約数和(自身を除く): 14693575

約数列:

[1, 5, 13, 25, 65, 109, 125, 229, 325, 545, 1145, 1417, 1625, 2725, 2977, 5725, 7085, 13625, 14885, 24961, 28625, 35425, 74425, 124805, 177125, 324493, 372125, 624025, 1622465, 3120125, 8112325, 40561625]

約数ペア:

[(1, 40561625), (5, 8112325), (13, 3120125), (25, 1622465), (65, 624025), (109, 372125), (125, 324493), (229, 177125), (325, 124805), (545, 74425), (1145, 35425), (1417, 28625), (1625, 24961), (2725, 14885), (2977, 13625), (5725, 7085)]