50262420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64439}}^1$

素因数の和:64464

約数の個数: 48

約数和(自身を含む): 151562880

約数和(自身を除く): 101300460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 64439, 128878, 193317, 257756, 322195, 386634, 644390, 773268, 837707, 966585, 1288780, 1675414, 1933170, 2513121, 3350828, 3866340, 4188535, 5026242, 8377070, 10052484, 12565605, 16754140, 25131210, 50262420]

約数ペア:

[(1, 50262420), (2, 25131210), (3, 16754140), (4, 12565605), (5, 10052484), (6, 8377070), (10, 5026242), (12, 4188535), (13, 3866340), (15, 3350828), (20, 2513121), (26, 1933170), (30, 1675414), (39, 1288780), (52, 966585), (60, 837707), (65, 773268), (78, 644390), (130, 386634), (156, 322195), (195, 257756), (260, 193317), (390, 128878), (780, 64439)]