28655800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7541}}^1$

素因数の和:7576

約数の個数: 48

約数和(自身を含む): 70140600

約数和(自身を除く): 41484800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 7541, 15082, 30164, 37705, 60328, 75410, 143279, 150820, 188525, 286558, 301640, 377050, 573116, 716395, 754100, 1146232, 1432790, 1508200, 2865580, 3581975, 5731160, 7163950, 14327900, 28655800]

約数ペア:

[(1, 28655800), (2, 14327900), (4, 7163950), (5, 5731160), (8, 3581975), (10, 2865580), (19, 1508200), (20, 1432790), (25, 1146232), (38, 754100), (40, 716395), (50, 573116), (76, 377050), (95, 301640), (100, 286558), (152, 188525), (190, 150820), (200, 143279), (380, 75410), (475, 60328), (760, 37705), (950, 30164), (1900, 15082), (3800, 7541)]