215909950

素因数分解:

$2^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{40357}}^1$

素因数の和:40476

約数の個数: 24

約数和(自身を含む): 405355752

約数和(自身を除く): 189445802

約数列:

[1, 2, 5, 10, 25, 50, 107, 214, 535, 1070, 2675, 5350, 40357, 80714, 201785, 403570, 1008925, 2017850, 4318199, 8636398, 21590995, 43181990, 107954975, 215909950]

約数ペア:

[(1, 215909950), (2, 107954975), (5, 43181990), (10, 21590995), (25, 8636398), (50, 4318199), (107, 2017850), (214, 1008925), (535, 403570), (1070, 201785), (2675, 80714), (5350, 40357)]