15900950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1481

約数の個数: 48

約数和(自身を含む): 33747840

約数和(自身を除く): 17846890

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 1439, 2210, 2878, 5525, 7195, 11050, 14390, 18707, 24463, 35975, 37414, 48926, 71950, 93535, 122315, 187070, 244630, 318019, 467675, 611575, 636038, 935350, 1223150, 1590095, 3180190, 7950475, 15900950]

約数ペア:

[(1, 15900950), (2, 7950475), (5, 3180190), (10, 1590095), (13, 1223150), (17, 935350), (25, 636038), (26, 611575), (34, 467675), (50, 318019), (65, 244630), (85, 187070), (130, 122315), (170, 93535), (221, 71950), (325, 48926), (425, 37414), (442, 35975), (650, 24463), (850, 18707), (1105, 14390), (1439, 11050), (2210, 7195), (2878, 5525)]