25919764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 52390800

約数和(自身を除く): 26471036

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 109, 218, 221, 269, 436, 442, 538, 884, 1076, 1417, 1853, 2834, 3497, 3706, 4573, 5668, 6994, 7412, 9146, 13988, 18292, 24089, 29321, 48178, 58642, 59449, 96356, 117284, 118898, 237796, 381173, 498457, 762346, 996914, 1524692, 1993828, 6479941, 12959882, 25919764]

約数ペア:

[(1, 25919764), (2, 12959882), (4, 6479941), (13, 1993828), (17, 1524692), (26, 996914), (34, 762346), (52, 498457), (68, 381173), (109, 237796), (218, 118898), (221, 117284), (269, 96356), (436, 59449), (442, 58642), (538, 48178), (884, 29321), (1076, 24089), (1417, 18292), (1853, 13988), (2834, 9146), (3497, 7412), (3706, 6994), (4573, 5668)]