2250351650

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{3221}}^1$

素因数の和:3479

約数の個数: 48

約数和(自身を含む): 4260966120

約数和(自身を除く): 2010614470

約数列:

[1, 2, 5, 10, 25, 50, 89, 157, 178, 314, 445, 785, 890, 1570, 2225, 3221, 3925, 4450, 6442, 7850, 13973, 16105, 27946, 32210, 69865, 80525, 139730, 161050, 286669, 349325, 505697, 573338, 698650, 1011394, 1433345, 2528485, 2866690, 5056970, 7166725, 12642425, 14333450, 25284850, 45007033, 90014066, 225035165, 450070330, 1125175825, 2250351650]

約数ペア:

[(1, 2250351650), (2, 1125175825), (5, 450070330), (10, 225035165), (25, 90014066), (50, 45007033), (89, 25284850), (157, 14333450), (178, 12642425), (314, 7166725), (445, 5056970), (785, 2866690), (890, 2528485), (1570, 1433345), (2225, 1011394), (3221, 698650), (3925, 573338), (4450, 505697), (6442, 349325), (7850, 286669), (13973, 161050), (16105, 139730), (27946, 80525), (32210, 69865)]