157942700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:659

約数の個数: 72

約数和(自身を含む): 358570800

約数和(自身を除く): 200628100

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 107, 116, 145, 214, 290, 428, 509, 535, 580, 725, 1018, 1070, 1450, 2036, 2140, 2545, 2675, 2900, 3103, 5090, 5350, 6206, 10180, 10700, 12412, 12725, 14761, 15515, 25450, 29522, 31030, 50900, 54463, 59044, 62060, 73805, 77575, 108926, 147610, 155150, 217852, 272315, 295220, 310300, 369025, 544630, 738050, 1089260, 1361575, 1476100, 1579427, 2723150, 3158854, 5446300, 6317708, 7897135, 15794270, 31588540, 39485675, 78971350, 157942700]

約数ペア:

[(1, 157942700), (2, 78971350), (4, 39485675), (5, 31588540), (10, 15794270), (20, 7897135), (25, 6317708), (29, 5446300), (50, 3158854), (58, 2723150), (100, 1579427), (107, 1476100), (116, 1361575), (145, 1089260), (214, 738050), (290, 544630), (428, 369025), (509, 310300), (535, 295220), (580, 272315), (725, 217852), (1018, 155150), (1070, 147610), (1450, 108926), (2036, 77575), (2140, 73805), (2545, 62060), (2675, 59044), (2900, 54463), (3103, 50900), (5090, 31030), (5350, 29522), (6206, 25450), (10180, 15515), (10700, 14761), (12412, 12725)]