65357920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13177}}^1$

素因数の和:13223

約数の個数: 48

約数和(自身を含む): 159401088

約数和(自身を除く): 94043168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 13177, 26354, 52708, 65885, 105416, 131770, 210832, 263540, 408487, 421664, 527080, 816974, 1054160, 1633948, 2042435, 2108320, 3267896, 4084870, 6535792, 8169740, 13071584, 16339480, 32678960, 65357920]

約数ペア:

[(1, 65357920), (2, 32678960), (4, 16339480), (5, 13071584), (8, 8169740), (10, 6535792), (16, 4084870), (20, 3267896), (31, 2108320), (32, 2042435), (40, 1633948), (62, 1054160), (80, 816974), (124, 527080), (155, 421664), (160, 408487), (248, 263540), (310, 210832), (496, 131770), (620, 105416), (992, 65885), (1240, 52708), (2480, 26354), (4960, 13177)]