31493800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12113}}^1$

素因数の和:12142

約数の個数: 48

約数和(自身を含む): 78862140

約数和(自身を除く): 47368340

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 12113, 24226, 48452, 60565, 96904, 121130, 157469, 242260, 302825, 314938, 484520, 605650, 629876, 787345, 1211300, 1259752, 1574690, 2422600, 3149380, 3936725, 6298760, 7873450, 15746900, 31493800]

約数ペア:

[(1, 31493800), (2, 15746900), (4, 7873450), (5, 6298760), (8, 3936725), (10, 3149380), (13, 2422600), (20, 1574690), (25, 1259752), (26, 1211300), (40, 787345), (50, 629876), (52, 605650), (65, 484520), (100, 314938), (104, 302825), (130, 242260), (200, 157469), (260, 121130), (325, 96904), (520, 60565), (650, 48452), (1300, 24226), (2600, 12113)]