202495280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{194707}}^1$

素因数の和:194733

約数の個数: 40

約数和(自身を含む): 507019632

約数和(自身を除く): 304524352

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 194707, 389414, 778828, 973535, 1557656, 1947070, 2531191, 3115312, 3894140, 5062382, 7788280, 10124764, 12655955, 15576560, 20249528, 25311910, 40499056, 50623820, 101247640, 202495280]

約数ペア:

[(1, 202495280), (2, 101247640), (4, 50623820), (5, 40499056), (8, 25311910), (10, 20249528), (13, 15576560), (16, 12655955), (20, 10124764), (26, 7788280), (40, 5062382), (52, 3894140), (65, 3115312), (80, 2531191), (104, 1947070), (130, 1557656), (208, 973535), (260, 778828), (520, 389414), (1040, 194707)]