39495760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:400

約数の個数: 80

約数和(自身を含む): 98471376

約数和(自身を除く): 58975616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 113, 136, 170, 226, 257, 272, 340, 452, 514, 565, 680, 904, 1028, 1130, 1285, 1360, 1808, 1921, 2056, 2260, 2570, 3842, 4112, 4369, 4520, 5140, 7684, 8738, 9040, 9605, 10280, 15368, 17476, 19210, 20560, 21845, 29041, 30736, 34952, 38420, 43690, 58082, 69904, 76840, 87380, 116164, 145205, 153680, 174760, 232328, 290410, 349520, 464656, 493697, 580820, 987394, 1161640, 1974788, 2323280, 2468485, 3949576, 4936970, 7899152, 9873940, 19747880, 39495760]

約数ペア:

[(1, 39495760), (2, 19747880), (4, 9873940), (5, 7899152), (8, 4936970), (10, 3949576), (16, 2468485), (17, 2323280), (20, 1974788), (34, 1161640), (40, 987394), (68, 580820), (80, 493697), (85, 464656), (113, 349520), (136, 290410), (170, 232328), (226, 174760), (257, 153680), (272, 145205), (340, 116164), (452, 87380), (514, 76840), (565, 69904), (680, 58082), (904, 43690), (1028, 38420), (1130, 34952), (1285, 30736), (1360, 29041), (1808, 21845), (1921, 20560), (2056, 19210), (2260, 17476), (2570, 15368), (3842, 10280), (4112, 9605), (4369, 9040), (4520, 8738), (5140, 7684)]