394942100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{13121}}^1$

素因数の和:13185

約数の個数: 72

約数和(自身を含む): 1002310848

約数和(自身を除く): 607368748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 602, 700, 860, 1075, 1204, 1505, 2150, 3010, 4300, 6020, 7525, 13121, 15050, 26242, 30100, 52484, 65605, 91847, 131210, 183694, 262420, 328025, 367388, 459235, 564203, 656050, 918470, 1128406, 1312100, 1836940, 2256812, 2296175, 2821015, 3949421, 4592350, 5642030, 7898842, 9184700, 11284060, 14105075, 15797684, 19747105, 28210150, 39494210, 56420300, 78988420, 98735525, 197471050, 394942100]

約数ペア:

[(1, 394942100), (2, 197471050), (4, 98735525), (5, 78988420), (7, 56420300), (10, 39494210), (14, 28210150), (20, 19747105), (25, 15797684), (28, 14105075), (35, 11284060), (43, 9184700), (50, 7898842), (70, 5642030), (86, 4592350), (100, 3949421), (140, 2821015), (172, 2296175), (175, 2256812), (215, 1836940), (301, 1312100), (350, 1128406), (430, 918470), (602, 656050), (700, 564203), (860, 459235), (1075, 367388), (1204, 328025), (1505, 262420), (2150, 183694), (3010, 131210), (4300, 91847), (6020, 65605), (7525, 52484), (13121, 30100), (15050, 26242)]