61999300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:541

約数の個数: 72

約数和(自身を含む): 148115520

約数和(自身を除く): 86116220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 157, 220, 275, 314, 359, 550, 628, 718, 785, 1100, 1436, 1570, 1727, 1795, 3140, 3454, 3590, 3925, 3949, 6908, 7180, 7850, 7898, 8635, 8975, 15700, 15796, 17270, 17950, 19745, 34540, 35900, 39490, 43175, 56363, 78980, 86350, 98725, 112726, 172700, 197450, 225452, 281815, 394900, 563630, 619993, 1127260, 1239986, 1409075, 2479972, 2818150, 3099965, 5636300, 6199930, 12399860, 15499825, 30999650, 61999300]

約数ペア:

[(1, 61999300), (2, 30999650), (4, 15499825), (5, 12399860), (10, 6199930), (11, 5636300), (20, 3099965), (22, 2818150), (25, 2479972), (44, 1409075), (50, 1239986), (55, 1127260), (100, 619993), (110, 563630), (157, 394900), (220, 281815), (275, 225452), (314, 197450), (359, 172700), (550, 112726), (628, 98725), (718, 86350), (785, 78980), (1100, 56363), (1436, 43175), (1570, 39490), (1727, 35900), (1795, 34540), (3140, 19745), (3454, 17950), (3590, 17270), (3925, 15796), (3949, 15700), (6908, 8975), (7180, 8635), (7850, 7898)]