1245162008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1429}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 2548260000

約数和(自身を除く): 1303097992

約数列:

[1, 2, 4, 8, 17, 34, 43, 68, 86, 136, 149, 172, 298, 344, 596, 731, 1192, 1429, 1462, 2533, 2858, 2924, 5066, 5716, 5848, 6407, 10132, 11432, 12814, 20264, 24293, 25628, 48586, 51256, 61447, 97172, 108919, 122894, 194344, 212921, 217838, 245788, 425842, 435676, 491576, 851684, 871352, 1044599, 1703368, 2089198, 3619657, 4178396, 7239314, 8356792, 9155603, 14478628, 18311206, 28957256, 36622412, 73244824, 155645251, 311290502, 622581004, 1245162008]

約数ペア:

[(1, 1245162008), (2, 622581004), (4, 311290502), (8, 155645251), (17, 73244824), (34, 36622412), (43, 28957256), (68, 18311206), (86, 14478628), (136, 9155603), (149, 8356792), (172, 7239314), (298, 4178396), (344, 3619657), (596, 2089198), (731, 1703368), (1192, 1044599), (1429, 871352), (1462, 851684), (2533, 491576), (2858, 435676), (2924, 425842), (5066, 245788), (5716, 217838), (5848, 212921), (6407, 194344), (10132, 122894), (11432, 108919), (12814, 97172), (20264, 61447), (24293, 51256), (25628, 48586)]