40006850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1009}}^1$

素因数の和:1095

約数の個数: 48

約数和(自身を含む): 81531240

約数和(自身を除く): 41524390

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 122, 130, 305, 325, 610, 650, 793, 1009, 1525, 1586, 2018, 3050, 3965, 5045, 7930, 10090, 13117, 19825, 25225, 26234, 39650, 50450, 61549, 65585, 123098, 131170, 307745, 327925, 615490, 655850, 800137, 1538725, 1600274, 3077450, 4000685, 8001370, 20003425, 40006850]

約数ペア:

[(1, 40006850), (2, 20003425), (5, 8001370), (10, 4000685), (13, 3077450), (25, 1600274), (26, 1538725), (50, 800137), (61, 655850), (65, 615490), (122, 327925), (130, 307745), (305, 131170), (325, 123098), (610, 65585), (650, 61549), (793, 50450), (1009, 39650), (1525, 26234), (1586, 25225), (2018, 19825), (3050, 13117), (3965, 10090), (5045, 7930)]