200454080

素因数分解:

$2^6\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2621}}^1$

素因数の和:2877

約数の個数: 56

約数和(自身を含む): 479511360

約数和(自身を除く): 279057280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 239, 320, 478, 956, 1195, 1912, 2390, 2621, 3824, 4780, 5242, 7648, 9560, 10484, 13105, 15296, 19120, 20968, 26210, 38240, 41936, 52420, 76480, 83872, 104840, 167744, 209680, 419360, 626419, 838720, 1252838, 2505676, 3132095, 5011352, 6264190, 10022704, 12528380, 20045408, 25056760, 40090816, 50113520, 100227040, 200454080]

約数ペア:

[(1, 200454080), (2, 100227040), (4, 50113520), (5, 40090816), (8, 25056760), (10, 20045408), (16, 12528380), (20, 10022704), (32, 6264190), (40, 5011352), (64, 3132095), (80, 2505676), (160, 1252838), (239, 838720), (320, 626419), (478, 419360), (956, 209680), (1195, 167744), (1912, 104840), (2390, 83872), (2621, 76480), (3824, 52420), (4780, 41936), (5242, 38240), (7648, 26210), (9560, 20968), (10484, 19120), (13105, 15296)]