8124158225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{953}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 10774399680

約数和(自身を除く): 2650241455

約数列:

[1, 5, 19, 25, 95, 131, 137, 475, 655, 685, 953, 2489, 2603, 3275, 3425, 4765, 12445, 13015, 17947, 18107, 23825, 62225, 65075, 89735, 90535, 124843, 130561, 340993, 448675, 452675, 624215, 652805, 1704965, 2372017, 2480659, 3121075, 3264025, 8524825, 11860085, 12403295, 17103491, 59300425, 62016475, 85517455, 324966329, 427587275, 1624831645, 8124158225]

約数ペア:

[(1, 8124158225), (5, 1624831645), (19, 427587275), (25, 324966329), (95, 85517455), (131, 62016475), (137, 59300425), (475, 17103491), (655, 12403295), (685, 11860085), (953, 8524825), (2489, 3264025), (2603, 3121075), (3275, 2480659), (3425, 2372017), (4765, 1704965), (12445, 652805), (13015, 624215), (17947, 452675), (18107, 448675), (23825, 340993), (62225, 130561), (65075, 124843), (89735, 90535)]