71115675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^3\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 125572320

約数和(自身を除く): 54456645

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 193, 255, 289, 425, 579, 867, 965, 1275, 1445, 2895, 3281, 4335, 4825, 4913, 7225, 9843, 14475, 14739, 16405, 21675, 24565, 49215, 55777, 73695, 82025, 122825, 167331, 246075, 278885, 368475, 836655, 948209, 1394425, 2844627, 4183275, 4741045, 14223135, 23705225, 71115675]

約数ペア:

[(1, 71115675), (3, 23705225), (5, 14223135), (15, 4741045), (17, 4183275), (25, 2844627), (51, 1394425), (75, 948209), (85, 836655), (193, 368475), (255, 278885), (289, 246075), (425, 167331), (579, 122825), (867, 82025), (965, 73695), (1275, 55777), (1445, 49215), (2895, 24565), (3281, 21675), (4335, 16405), (4825, 14739), (4913, 14475), (7225, 9843)]