25000778

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 19814902

約数列:

[1, 2, 11, 17, 22, 34, 59, 103, 118, 121, 187, 206, 242, 374, 649, 1003, 1133, 1298, 1751, 2006, 2057, 2266, 3502, 4114, 6077, 7139, 11033, 12154, 12463, 14278, 19261, 22066, 24926, 38522, 66847, 103309, 121363, 133694, 206618, 211871, 242726, 423742, 735317, 1136399, 1470634, 2272798, 12500389, 25000778]

約数ペア:

[(1, 25000778), (2, 12500389), (11, 2272798), (17, 1470634), (22, 1136399), (34, 735317), (59, 423742), (103, 242726), (118, 211871), (121, 206618), (187, 133694), (206, 121363), (242, 103309), (374, 66847), (649, 38522), (1003, 24926), (1133, 22066), (1298, 19261), (1751, 14278), (2006, 12463), (2057, 12154), (2266, 11033), (3502, 7139), (4114, 6077)]