82712480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:726

約数の個数: 96

約数和(自身を含む): 211631616

約数和(自身を除く): 128919136

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 68, 80, 85, 94, 136, 160, 170, 188, 235, 272, 340, 376, 470, 544, 647, 680, 752, 799, 940, 1294, 1360, 1504, 1598, 1880, 2588, 2720, 3196, 3235, 3760, 3995, 5176, 6392, 6470, 7520, 7990, 10352, 10999, 12784, 12940, 15980, 20704, 21998, 25568, 25880, 30409, 31960, 43996, 51760, 54995, 60818, 63920, 87992, 103520, 109990, 121636, 127840, 152045, 175984, 219980, 243272, 304090, 351968, 439960, 486544, 516953, 608180, 879920, 973088, 1033906, 1216360, 1759840, 2067812, 2432720, 2584765, 4135624, 4865440, 5169530, 8271248, 10339060, 16542496, 20678120, 41356240, 82712480]

約数ペア:

[(1, 82712480), (2, 41356240), (4, 20678120), (5, 16542496), (8, 10339060), (10, 8271248), (16, 5169530), (17, 4865440), (20, 4135624), (32, 2584765), (34, 2432720), (40, 2067812), (47, 1759840), (68, 1216360), (80, 1033906), (85, 973088), (94, 879920), (136, 608180), (160, 516953), (170, 486544), (188, 439960), (235, 351968), (272, 304090), (340, 243272), (376, 219980), (470, 175984), (544, 152045), (647, 127840), (680, 121636), (752, 109990), (799, 103520), (940, 87992), (1294, 63920), (1360, 60818), (1504, 54995), (1598, 51760), (1880, 43996), (2588, 31960), (2720, 30409), (3196, 25880), (3235, 25568), (3760, 21998), (3995, 20704), (5176, 15980), (6392, 12940), (6470, 12784), (7520, 10999), (7990, 10352)]