72197450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3583}}^1$

素因数の和:3639

約数の個数: 48

約数和(自身を含む): 149323776

約数和(自身を除く): 77126326

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 3583, 4030, 7166, 10075, 17915, 20150, 35830, 46579, 89575, 93158, 111073, 179150, 222146, 232895, 465790, 555365, 1110730, 1164475, 1443949, 2328950, 2776825, 2887898, 5553650, 7219745, 14439490, 36098725, 72197450]

約数ペア:

[(1, 72197450), (2, 36098725), (5, 14439490), (10, 7219745), (13, 5553650), (25, 2887898), (26, 2776825), (31, 2328950), (50, 1443949), (62, 1164475), (65, 1110730), (130, 555365), (155, 465790), (310, 232895), (325, 222146), (403, 179150), (650, 111073), (775, 93158), (806, 89575), (1550, 46579), (2015, 35830), (3583, 20150), (4030, 17915), (7166, 10075)]