64792015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 86482944

約数和(自身を除く): 21690929

約数列:

[1, 5, 17, 31, 67, 85, 155, 335, 367, 527, 1139, 1835, 2077, 2635, 5695, 6239, 10385, 11377, 24589, 31195, 35309, 56885, 122945, 176545, 193409, 418013, 762259, 967045, 2090065, 3811295, 12958403, 64792015]

約数ペア:

[(1, 64792015), (5, 12958403), (17, 3811295), (31, 2090065), (67, 967045), (85, 762259), (155, 418013), (335, 193409), (367, 176545), (527, 122945), (1139, 56885), (1835, 35309), (2077, 31195), (2635, 24589), (5695, 11377), (6239, 10385)]