30752800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2957}}^1$

素因数の和:2990

約数の個数: 72

約数和(自身を含む): 80877636

約数和(自身を除く): 50124836

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 2957, 5200, 5914, 10400, 11828, 14785, 23656, 29570, 38441, 47312, 59140, 73925, 76882, 94624, 118280, 147850, 153764, 192205, 236560, 295700, 307528, 384410, 473120, 591400, 615056, 768820, 961025, 1182800, 1230112, 1537640, 1922050, 2365600, 3075280, 3844100, 6150560, 7688200, 15376400, 30752800]

約数ペア:

[(1, 30752800), (2, 15376400), (4, 7688200), (5, 6150560), (8, 3844100), (10, 3075280), (13, 2365600), (16, 1922050), (20, 1537640), (25, 1230112), (26, 1182800), (32, 961025), (40, 768820), (50, 615056), (52, 591400), (65, 473120), (80, 384410), (100, 307528), (104, 295700), (130, 236560), (160, 192205), (200, 153764), (208, 147850), (260, 118280), (325, 94624), (400, 76882), (416, 73925), (520, 59140), (650, 47312), (800, 38441), (1040, 29570), (1300, 23656), (2080, 14785), (2600, 11828), (2957, 10400), (5200, 5914)]