64736375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 93169440

約数和(自身を除く): 28433065

約数列:

[1, 5, 11, 23, 25, 55, 89, 115, 125, 253, 275, 445, 529, 575, 979, 1265, 1375, 2047, 2225, 2645, 2875, 4895, 5819, 6325, 10235, 11125, 13225, 22517, 24475, 29095, 31625, 47081, 51175, 66125, 112585, 122375, 145475, 235405, 255875, 517891, 562925, 727375, 1177025, 2589455, 2814625, 5885125, 12947275, 64736375]

約数ペア:

[(1, 64736375), (5, 12947275), (11, 5885125), (23, 2814625), (25, 2589455), (55, 1177025), (89, 727375), (115, 562925), (125, 517891), (253, 255875), (275, 235405), (445, 145475), (529, 122375), (575, 112585), (979, 66125), (1265, 51175), (1375, 47081), (2047, 31625), (2225, 29095), (2645, 24475), (2875, 22517), (4895, 13225), (5819, 11125), (6325, 10235)]