628325048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{67883}}^1$

素因数の和:67991

約数の個数: 32

約数和(自身を含む): 1283007600

約数和(自身を除く): 654682552

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 9256, 67883, 135766, 271532, 543064, 882479, 1764958, 3529916, 6041587, 7059832, 12083174, 24166348, 48332696, 78540631, 157081262, 314162524, 628325048]

約数ペア:

[(1, 628325048), (2, 314162524), (4, 157081262), (8, 78540631), (13, 48332696), (26, 24166348), (52, 12083174), (89, 7059832), (104, 6041587), (178, 3529916), (356, 1764958), (712, 882479), (1157, 543064), (2314, 271532), (4628, 135766), (9256, 67883)]