72215728

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1571}}^1$

素因数の和:1622

約数の個数: 60

約数和(自身を含む): 160523208

約数和(自身を除く): 88307480

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, 1571, 1768, 2704, 2873, 3142, 3536, 5746, 6284, 11492, 12568, 20423, 22984, 25136, 26707, 40846, 45968, 53414, 81692, 106828, 163384, 213656, 265499, 326768, 347191, 427312, 530998, 694382, 1061996, 1388764, 2123992, 2777528, 4247984, 4513483, 5555056, 9026966, 18053932, 36107864, 72215728]

約数ペア:

[(1, 72215728), (2, 36107864), (4, 18053932), (8, 9026966), (13, 5555056), (16, 4513483), (17, 4247984), (26, 2777528), (34, 2123992), (52, 1388764), (68, 1061996), (104, 694382), (136, 530998), (169, 427312), (208, 347191), (221, 326768), (272, 265499), (338, 213656), (442, 163384), (676, 106828), (884, 81692), (1352, 53414), (1571, 45968), (1768, 40846), (2704, 26707), (2873, 25136), (3142, 22984), (3536, 20423), (5746, 12568), (6284, 11492)]