66699568

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1451}}^1$

素因数の和:1502

約数の個数: 60

約数和(自身を含む): 148269528

約数和(自身を除く): 81569960

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, 1451, 1768, 2704, 2873, 2902, 3536, 5746, 5804, 11492, 11608, 18863, 22984, 23216, 24667, 37726, 45968, 49334, 75452, 98668, 150904, 197336, 245219, 301808, 320671, 394672, 490438, 641342, 980876, 1282684, 1961752, 2565368, 3923504, 4168723, 5130736, 8337446, 16674892, 33349784, 66699568]

約数ペア:

[(1, 66699568), (2, 33349784), (4, 16674892), (8, 8337446), (13, 5130736), (16, 4168723), (17, 3923504), (26, 2565368), (34, 1961752), (52, 1282684), (68, 980876), (104, 641342), (136, 490438), (169, 394672), (208, 320671), (221, 301808), (272, 245219), (338, 197336), (442, 150904), (676, 98668), (884, 75452), (1352, 49334), (1451, 45968), (1768, 37726), (2704, 24667), (2873, 23216), (2902, 22984), (3536, 18863), (5746, 11608), (5804, 11492)]