69652700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:567

約数の個数: 72

約数和(自身を含む): 164416560

約数和(自身を除く): 94763860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 131, 260, 262, 325, 409, 524, 650, 655, 818, 1300, 1310, 1636, 1703, 2045, 2620, 3275, 3406, 4090, 5317, 6550, 6812, 8180, 8515, 10225, 10634, 13100, 17030, 20450, 21268, 26585, 34060, 40900, 42575, 53170, 53579, 85150, 106340, 107158, 132925, 170300, 214316, 265850, 267895, 531700, 535790, 696527, 1071580, 1339475, 1393054, 2678950, 2786108, 3482635, 5357900, 6965270, 13930540, 17413175, 34826350, 69652700]

約数ペア:

[(1, 69652700), (2, 34826350), (4, 17413175), (5, 13930540), (10, 6965270), (13, 5357900), (20, 3482635), (25, 2786108), (26, 2678950), (50, 1393054), (52, 1339475), (65, 1071580), (100, 696527), (130, 535790), (131, 531700), (260, 267895), (262, 265850), (325, 214316), (409, 170300), (524, 132925), (650, 107158), (655, 106340), (818, 85150), (1300, 53579), (1310, 53170), (1636, 42575), (1703, 40900), (2045, 34060), (2620, 26585), (3275, 21268), (3406, 20450), (4090, 17030), (5317, 13100), (6550, 10634), (6812, 10225), (8180, 8515)]