66216620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{106801}}^1$

素因数の和:106841

約数の個数: 24

約数和(自身を含む): 143541888

約数和(自身を除く): 77325268

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 106801, 213602, 427204, 534005, 1068010, 2136020, 3310831, 6621662, 13243324, 16554155, 33108310, 66216620]

約数ペア:

[(1, 66216620), (2, 33108310), (4, 16554155), (5, 13243324), (10, 6621662), (20, 3310831), (31, 2136020), (62, 1068010), (124, 534005), (155, 427204), (310, 213602), (620, 106801)]