156713990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:413

約数の個数: 64

約数和(自身を含む): 312035328

約数和(自身を除く): 155321338

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 131, 155, 170, 227, 262, 310, 454, 527, 655, 1054, 1135, 1310, 2227, 2270, 2635, 3859, 4061, 4454, 5270, 7037, 7718, 8122, 11135, 14074, 19295, 20305, 22270, 29737, 35185, 38590, 40610, 59474, 69037, 70370, 119629, 138074, 148685, 239258, 297370, 345185, 505529, 598145, 690370, 921847, 1011058, 1196290, 1843694, 2527645, 4609235, 5055290, 9218470, 15671399, 31342798, 78356995, 156713990]

約数ペア:

[(1, 156713990), (2, 78356995), (5, 31342798), (10, 15671399), (17, 9218470), (31, 5055290), (34, 4609235), (62, 2527645), (85, 1843694), (131, 1196290), (155, 1011058), (170, 921847), (227, 690370), (262, 598145), (310, 505529), (454, 345185), (527, 297370), (655, 239258), (1054, 148685), (1135, 138074), (1310, 119629), (2227, 70370), (2270, 69037), (2635, 59474), (3859, 40610), (4061, 38590), (4454, 35185), (5270, 29737), (7037, 22270), (7718, 20305), (8122, 19295), (11135, 14074)]