25804740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33083}}^1$

素因数の和:33108

約数の個数: 48

約数和(自身を含む): 77813568

約数和(自身を除く): 52008828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 33083, 66166, 99249, 132332, 165415, 198498, 330830, 396996, 430079, 496245, 661660, 860158, 992490, 1290237, 1720316, 1984980, 2150395, 2580474, 4300790, 5160948, 6451185, 8601580, 12902370, 25804740]

約数ペア:

[(1, 25804740), (2, 12902370), (3, 8601580), (4, 6451185), (5, 5160948), (6, 4300790), (10, 2580474), (12, 2150395), (13, 1984980), (15, 1720316), (20, 1290237), (26, 992490), (30, 860158), (39, 661660), (52, 496245), (60, 430079), (65, 396996), (78, 330830), (130, 198498), (156, 165415), (195, 132332), (260, 99249), (390, 66166), (780, 33083)]