15690425140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2131}}^1\times {\mathrm{28319}}^1$

素因数の和:30472

約数の個数: 48

約数和(自身を含む): 35502405120

約数和(自身を除く): 19811979980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2131, 4262, 8524, 10655, 21310, 27703, 28319, 42620, 55406, 56638, 110812, 113276, 138515, 141595, 277030, 283190, 368147, 554060, 566380, 736294, 1472588, 1840735, 3681470, 7362940, 60347789, 120695578, 241391156, 301738945, 603477890, 784521257, 1206955780, 1569042514, 3138085028, 3922606285, 7845212570, 15690425140]

約数ペア:

[(1, 15690425140), (2, 7845212570), (4, 3922606285), (5, 3138085028), (10, 1569042514), (13, 1206955780), (20, 784521257), (26, 603477890), (52, 301738945), (65, 241391156), (130, 120695578), (260, 60347789), (2131, 7362940), (4262, 3681470), (8524, 1840735), (10655, 1472588), (21310, 736294), (27703, 566380), (28319, 554060), (42620, 368147), (55406, 283190), (56638, 277030), (110812, 141595), (113276, 138515)]