66472720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1321}}^1$

素因数の和:1388

約数の個数: 80

約数和(自身を含む): 168190128

約数和(自身を除く): 101717408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 592, 629, 680, 740, 1258, 1321, 1360, 1480, 2516, 2642, 2960, 3145, 5032, 5284, 6290, 6605, 10064, 10568, 12580, 13210, 21136, 22457, 25160, 26420, 44914, 48877, 50320, 52840, 89828, 97754, 105680, 112285, 179656, 195508, 224570, 244385, 359312, 391016, 449140, 488770, 782032, 830909, 898280, 977540, 1661818, 1796560, 1955080, 3323636, 3910160, 4154545, 6647272, 8309090, 13294544, 16618180, 33236360, 66472720]

約数ペア:

[(1, 66472720), (2, 33236360), (4, 16618180), (5, 13294544), (8, 8309090), (10, 6647272), (16, 4154545), (17, 3910160), (20, 3323636), (34, 1955080), (37, 1796560), (40, 1661818), (68, 977540), (74, 898280), (80, 830909), (85, 782032), (136, 488770), (148, 449140), (170, 391016), (185, 359312), (272, 244385), (296, 224570), (340, 195508), (370, 179656), (592, 112285), (629, 105680), (680, 97754), (740, 89828), (1258, 52840), (1321, 50320), (1360, 48877), (1480, 44914), (2516, 26420), (2642, 25160), (2960, 22457), (3145, 21136), (5032, 13210), (5284, 12580), (6290, 10568), (6605, 10064)]