72707375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{443}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 98908992

約数和(自身を除く): 26201617

約数列:

[1, 5, 13, 25, 65, 101, 125, 325, 443, 505, 1313, 1625, 2215, 2525, 5759, 6565, 11075, 12625, 28795, 32825, 44743, 55375, 143975, 164125, 223715, 581659, 719875, 1118575, 2908295, 5592875, 14541475, 72707375]

約数ペア:

[(1, 72707375), (5, 14541475), (13, 5592875), (25, 2908295), (65, 1118575), (101, 719875), (125, 581659), (325, 223715), (443, 164125), (505, 143975), (1313, 55375), (1625, 44743), (2215, 32825), (2525, 28795), (5759, 12625), (6565, 11075)]