3421856425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1\times {\mathrm{421}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 4648296240

約数和(自身を除く): 1226439815

約数列:

[1, 5, 13, 25, 65, 89, 281, 325, 421, 445, 1157, 1405, 2105, 2225, 3653, 5473, 5785, 7025, 10525, 18265, 25009, 27365, 28925, 37469, 91325, 118301, 125045, 136825, 187345, 325117, 487097, 591505, 625225, 936725, 1537913, 1625585, 2435485, 2957525, 7689565, 8127925, 10528789, 12177425, 38447825, 52643945, 136874257, 263219725, 684371285, 3421856425]

約数ペア:

[(1, 3421856425), (5, 684371285), (13, 263219725), (25, 136874257), (65, 52643945), (89, 38447825), (281, 12177425), (325, 10528789), (421, 8127925), (445, 7689565), (1157, 2957525), (1405, 2435485), (2105, 1625585), (2225, 1537913), (3653, 936725), (5473, 625225), (5785, 591505), (7025, 487097), (10525, 325117), (18265, 187345), (25009, 136825), (27365, 125045), (28925, 118301), (37469, 91325)]