1617200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1$

素因数の和:342

約数の個数: 60

約数和(自身を含む): 4197648

約数和(自身を除く): 2580448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 311, 325, 400, 520, 622, 650, 1040, 1244, 1300, 1555, 2488, 2600, 3110, 4043, 4976, 5200, 6220, 7775, 8086, 12440, 15550, 16172, 20215, 24880, 31100, 32344, 40430, 62200, 64688, 80860, 101075, 124400, 161720, 202150, 323440, 404300, 808600, 1617200]

約数ペア:

[(1, 1617200), (2, 808600), (4, 404300), (5, 323440), (8, 202150), (10, 161720), (13, 124400), (16, 101075), (20, 80860), (25, 64688), (26, 62200), (40, 40430), (50, 32344), (52, 31100), (65, 24880), (80, 20215), (100, 16172), (104, 15550), (130, 12440), (200, 8086), (208, 7775), (260, 6220), (311, 5200), (325, 4976), (400, 4043), (520, 3110), (622, 2600), (650, 2488), (1040, 1555), (1244, 1300)]