61129100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 139209840

約数和(自身を除く): 78080740

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 107, 116, 145, 197, 214, 290, 394, 428, 535, 580, 725, 788, 985, 1070, 1450, 1970, 2140, 2675, 2900, 3103, 3940, 4925, 5350, 5713, 6206, 9850, 10700, 11426, 12412, 15515, 19700, 21079, 22852, 28565, 31030, 42158, 57130, 62060, 77575, 84316, 105395, 114260, 142825, 155150, 210790, 285650, 310300, 421580, 526975, 571300, 611291, 1053950, 1222582, 2107900, 2445164, 3056455, 6112910, 12225820, 15282275, 30564550, 61129100]

約数ペア:

[(1, 61129100), (2, 30564550), (4, 15282275), (5, 12225820), (10, 6112910), (20, 3056455), (25, 2445164), (29, 2107900), (50, 1222582), (58, 1053950), (100, 611291), (107, 571300), (116, 526975), (145, 421580), (197, 310300), (214, 285650), (290, 210790), (394, 155150), (428, 142825), (535, 114260), (580, 105395), (725, 84316), (788, 77575), (985, 62060), (1070, 57130), (1450, 42158), (1970, 31030), (2140, 28565), (2675, 22852), (2900, 21079), (3103, 19700), (3940, 15515), (4925, 12412), (5350, 11426), (5713, 10700), (6206, 9850)]