15960088580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{38891}}^1$

素因数の和:39005

約数の個数: 72

約数和(自身を含む): 36106088256

約数和(自身を除く): 20145999676

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 289, 340, 355, 578, 710, 1156, 1207, 1420, 1445, 2414, 2890, 4828, 5780, 6035, 12070, 20519, 24140, 38891, 41038, 77782, 82076, 102595, 155564, 194455, 205190, 388910, 410380, 661147, 777820, 1322294, 2644588, 2761261, 3305735, 5522522, 6611470, 11045044, 11239499, 13222940, 13806305, 22478998, 27612610, 44957996, 46941437, 55225220, 56197495, 93882874, 112394990, 187765748, 224789980, 234707185, 469414370, 798004429, 938828740, 1596008858, 3192017716, 3990022145, 7980044290, 15960088580]

約数ペア:

[(1, 15960088580), (2, 7980044290), (4, 3990022145), (5, 3192017716), (10, 1596008858), (17, 938828740), (20, 798004429), (34, 469414370), (68, 234707185), (71, 224789980), (85, 187765748), (142, 112394990), (170, 93882874), (284, 56197495), (289, 55225220), (340, 46941437), (355, 44957996), (578, 27612610), (710, 22478998), (1156, 13806305), (1207, 13222940), (1420, 11239499), (1445, 11045044), (2414, 6611470), (2890, 5522522), (4828, 3305735), (5780, 2761261), (6035, 2644588), (12070, 1322294), (20519, 777820), (24140, 661147), (38891, 410380), (41038, 388910), (77782, 205190), (82076, 194455), (102595, 155564)]