28215200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2713}}^1$

素因数の和:2746

約数の個数: 72

約数和(自身を含む): 74206188

約数和(自身を除く): 45990988

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, 2713, 5200, 5426, 10400, 10852, 13565, 21704, 27130, 35269, 43408, 54260, 67825, 70538, 86816, 108520, 135650, 141076, 176345, 217040, 271300, 282152, 352690, 434080, 542600, 564304, 705380, 881725, 1085200, 1128608, 1410760, 1763450, 2170400, 2821520, 3526900, 5643040, 7053800, 14107600, 28215200]

約数ペア:

[(1, 28215200), (2, 14107600), (4, 7053800), (5, 5643040), (8, 3526900), (10, 2821520), (13, 2170400), (16, 1763450), (20, 1410760), (25, 1128608), (26, 1085200), (32, 881725), (40, 705380), (50, 564304), (52, 542600), (65, 434080), (80, 352690), (100, 282152), (104, 271300), (130, 217040), (160, 176345), (200, 141076), (208, 135650), (260, 108520), (325, 86816), (400, 70538), (416, 67825), (520, 54260), (650, 43408), (800, 35269), (1040, 27130), (1300, 21704), (2080, 13565), (2600, 10852), (2713, 10400), (5200, 5426)]