80203240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1733}}^1$

素因数の和:1846

約数の個数: 64

約数和(自身を含む): 196635600

約数和(自身を除く): 116432360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 890, 1157, 1733, 1780, 2314, 3466, 3560, 4628, 5785, 6932, 8665, 9256, 11570, 13864, 17330, 22529, 23140, 34660, 45058, 46280, 69320, 90116, 112645, 154237, 180232, 225290, 308474, 450580, 616948, 771185, 901160, 1233896, 1542370, 2005081, 3084740, 4010162, 6169480, 8020324, 10025405, 16040648, 20050810, 40101620, 80203240]

約数ペア:

[(1, 80203240), (2, 40101620), (4, 20050810), (5, 16040648), (8, 10025405), (10, 8020324), (13, 6169480), (20, 4010162), (26, 3084740), (40, 2005081), (52, 1542370), (65, 1233896), (89, 901160), (104, 771185), (130, 616948), (178, 450580), (260, 308474), (356, 225290), (445, 180232), (520, 154237), (712, 112645), (890, 90116), (1157, 69320), (1733, 46280), (1780, 45058), (2314, 34660), (3466, 23140), (3560, 22529), (4628, 17330), (5785, 13864), (6932, 11570), (8665, 9256)]