201330740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24979}}^1$

素因数の和:25032

約数の個数: 48

約数和(自身を含む): 470023680

約数和(自身を除く): 268692940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 24979, 49958, 99916, 124895, 249790, 324727, 499580, 649454, 774349, 1298908, 1548698, 1623635, 3097396, 3247270, 3871745, 6494540, 7743490, 10066537, 15486980, 20133074, 40266148, 50332685, 100665370, 201330740]

約数ペア:

[(1, 201330740), (2, 100665370), (4, 50332685), (5, 40266148), (10, 20133074), (13, 15486980), (20, 10066537), (26, 7743490), (31, 6494540), (52, 3871745), (62, 3247270), (65, 3097396), (124, 1623635), (130, 1548698), (155, 1298908), (260, 774349), (310, 649454), (403, 499580), (620, 324727), (806, 249790), (1612, 124895), (2015, 99916), (4030, 49958), (8060, 24979)]