65808040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:842

約数の個数: 64

約数和(自身を含む): 155151360

約数和(自身を除く): 89343320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 727, 730, 1240, 1454, 1460, 2263, 2908, 2920, 3635, 4526, 5816, 7270, 9052, 11315, 14540, 18104, 22537, 22630, 29080, 45074, 45260, 53071, 90148, 90520, 106142, 112685, 180296, 212284, 225370, 265355, 424568, 450740, 530710, 901480, 1061420, 1645201, 2122840, 3290402, 6580804, 8226005, 13161608, 16452010, 32904020, 65808040]

約数ペア:

[(1, 65808040), (2, 32904020), (4, 16452010), (5, 13161608), (8, 8226005), (10, 6580804), (20, 3290402), (31, 2122840), (40, 1645201), (62, 1061420), (73, 901480), (124, 530710), (146, 450740), (155, 424568), (248, 265355), (292, 225370), (310, 212284), (365, 180296), (584, 112685), (620, 106142), (727, 90520), (730, 90148), (1240, 53071), (1454, 45260), (1460, 45074), (2263, 29080), (2908, 22630), (2920, 22537), (3635, 18104), (4526, 14540), (5816, 11315), (7270, 9052)]