87802860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20611}}^1$

素因数の和:20694

約数の個数: 48

約数和(自身を含む): 249322752

約数和(自身を除く): 161519892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 20611, 41222, 61833, 82444, 103055, 123666, 206110, 247332, 309165, 412220, 618330, 1236660, 1463381, 2926762, 4390143, 5853524, 7316905, 8780286, 14633810, 17560572, 21950715, 29267620, 43901430, 87802860]

約数ペア:

[(1, 87802860), (2, 43901430), (3, 29267620), (4, 21950715), (5, 17560572), (6, 14633810), (10, 8780286), (12, 7316905), (15, 5853524), (20, 4390143), (30, 2926762), (60, 1463381), (71, 1236660), (142, 618330), (213, 412220), (284, 309165), (355, 247332), (426, 206110), (710, 123666), (852, 103055), (1065, 82444), (1420, 61833), (2130, 41222), (4260, 20611)]