20629050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 56246400

約数和(自身を除く): 35617350

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 71, 75, 78, 130, 142, 149, 150, 195, 213, 298, 325, 355, 390, 426, 447, 650, 710, 745, 894, 923, 975, 1065, 1490, 1775, 1846, 1937, 1950, 2130, 2235, 2769, 3550, 3725, 3874, 4470, 4615, 5325, 5538, 5811, 7450, 9230, 9685, 10579, 10650, 11175, 11622, 13845, 19370, 21158, 22350, 23075, 27690, 29055, 31737, 46150, 48425, 52895, 58110, 63474, 69225, 96850, 105790, 137527, 138450, 145275, 158685, 264475, 275054, 290550, 317370, 412581, 528950, 687635, 793425, 825162, 1375270, 1586850, 2062905, 3438175, 4125810, 6876350, 10314525, 20629050]

約数ペア:

[(1, 20629050), (2, 10314525), (3, 6876350), (5, 4125810), (6, 3438175), (10, 2062905), (13, 1586850), (15, 1375270), (25, 825162), (26, 793425), (30, 687635), (39, 528950), (50, 412581), (65, 317370), (71, 290550), (75, 275054), (78, 264475), (130, 158685), (142, 145275), (149, 138450), (150, 137527), (195, 105790), (213, 96850), (298, 69225), (325, 63474), (355, 58110), (390, 52895), (426, 48425), (447, 46150), (650, 31737), (710, 29055), (745, 27690), (894, 23075), (923, 22350), (975, 21158), (1065, 19370), (1490, 13845), (1775, 11622), (1846, 11175), (1937, 10650), (1950, 10579), (2130, 9685), (2235, 9230), (2769, 7450), (3550, 5811), (3725, 5538), (3874, 5325), (4470, 4615)]