172895650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 329764608

約数和(自身を除く): 156868958

約数列:

[1, 2, 5, 10, 25, 50, 71, 113, 142, 226, 355, 431, 565, 710, 862, 1130, 1775, 2155, 2825, 3550, 4310, 5650, 8023, 10775, 16046, 21550, 30601, 40115, 48703, 61202, 80230, 97406, 153005, 200575, 243515, 306010, 401150, 487030, 765025, 1217575, 1530050, 2435150, 3457913, 6915826, 17289565, 34579130, 86447825, 172895650]

約数ペア:

[(1, 172895650), (2, 86447825), (5, 34579130), (10, 17289565), (25, 6915826), (50, 3457913), (71, 2435150), (113, 1530050), (142, 1217575), (226, 765025), (355, 487030), (431, 401150), (565, 306010), (710, 243515), (862, 200575), (1130, 153005), (1775, 97406), (2155, 80230), (2825, 61202), (3550, 48703), (4310, 40115), (5650, 30601), (8023, 21550), (10775, 16046)]