64789275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^3\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 113564160

約数和(自身を除く): 48774885

約数列:

[1, 3, 5, 15, 23, 25, 69, 71, 75, 115, 213, 345, 355, 529, 575, 1065, 1587, 1633, 1725, 1775, 2645, 4899, 5325, 7935, 8165, 12167, 13225, 24495, 36501, 37559, 39675, 40825, 60835, 112677, 122475, 182505, 187795, 304175, 563385, 863857, 912525, 938975, 2591571, 2816925, 4319285, 12957855, 21596425, 64789275]

約数ペア:

[(1, 64789275), (3, 21596425), (5, 12957855), (15, 4319285), (23, 2816925), (25, 2591571), (69, 938975), (71, 912525), (75, 863857), (115, 563385), (213, 304175), (345, 187795), (355, 182505), (529, 122475), (575, 112677), (1065, 60835), (1587, 40825), (1633, 39675), (1725, 37559), (1775, 36501), (2645, 24495), (4899, 13225), (5325, 12167), (7935, 8165)]