66412970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{2953}}^1$

素因数の和:3146

約数の個数: 32

約数和(自身を含む): 129526992

約数和(自身を除く): 63114022

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 2953, 4498, 5906, 11245, 14765, 22490, 29530, 38389, 76778, 191945, 383890, 510869, 1021738, 2554345, 5108690, 6641297, 13282594, 33206485, 66412970]

約数ペア:

[(1, 66412970), (2, 33206485), (5, 13282594), (10, 6641297), (13, 5108690), (26, 2554345), (65, 1021738), (130, 510869), (173, 383890), (346, 191945), (865, 76778), (1730, 38389), (2249, 29530), (2953, 22490), (4498, 14765), (5906, 11245)]