65271640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{233113}}^1$

素因数の和:233131

約数の個数: 32

約数和(自身を含む): 167842080

約数和(自身を除く): 102570440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 233113, 466226, 932452, 1165565, 1631791, 1864904, 2331130, 3263582, 4662260, 6527164, 8158955, 9324520, 13054328, 16317910, 32635820, 65271640]

約数ペア:

[(1, 65271640), (2, 32635820), (4, 16317910), (5, 13054328), (7, 9324520), (8, 8158955), (10, 6527164), (14, 4662260), (20, 3263582), (28, 2331130), (35, 1864904), (40, 1631791), (56, 1165565), (70, 932452), (140, 466226), (280, 233113)]