661201367056

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{1439}}^1\times {\mathrm{102199}}^1$

素因数の和:103927

約数の個数: 40

約数和(自身を含む): 1286542656000

約数和(自身を除く): 625341288944

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 1439, 2248, 2878, 4496, 5756, 11512, 23024, 102199, 204398, 404359, 408796, 808718, 817592, 1617436, 1635184, 3234872, 6469744, 28717919, 57435838, 114871676, 147064361, 229743352, 294128722, 459486704, 588257444, 1176514888, 2353029776, 41325085441, 82650170882, 165300341764, 330600683528, 661201367056]

約数ペア:

[(1, 661201367056), (2, 330600683528), (4, 165300341764), (8, 82650170882), (16, 41325085441), (281, 2353029776), (562, 1176514888), (1124, 588257444), (1439, 459486704), (2248, 294128722), (2878, 229743352), (4496, 147064361), (5756, 114871676), (11512, 57435838), (23024, 28717919), (102199, 6469744), (204398, 3234872), (404359, 1635184), (408796, 1617436), (808718, 817592)]