71204432

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1549}}^1$

素因数の和:1600

約数の個数: 60

約数和(自身を含む): 158276700

約数和(自身を除く): 87072268

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 442, 676, 884, 1352, 1549, 1768, 2704, 2873, 3098, 3536, 5746, 6196, 11492, 12392, 20137, 22984, 24784, 26333, 40274, 45968, 52666, 80548, 105332, 161096, 210664, 261781, 322192, 342329, 421328, 523562, 684658, 1047124, 1369316, 2094248, 2738632, 4188496, 4450277, 5477264, 8900554, 17801108, 35602216, 71204432]

約数ペア:

[(1, 71204432), (2, 35602216), (4, 17801108), (8, 8900554), (13, 5477264), (16, 4450277), (17, 4188496), (26, 2738632), (34, 2094248), (52, 1369316), (68, 1047124), (104, 684658), (136, 523562), (169, 421328), (208, 342329), (221, 322192), (272, 261781), (338, 210664), (442, 161096), (676, 105332), (884, 80548), (1352, 52666), (1549, 45968), (1768, 40274), (2704, 26333), (2873, 24784), (3098, 22984), (3536, 20137), (5746, 12392), (6196, 11492)]