801698800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{40903}}^1$

素因数の和:40935

約数の個数: 90

約数和(自身を含む): 2240598408

約数和(自身を除く): 1438899608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 19600, 40903, 81806, 163612, 204515, 286321, 327224, 409030, 572642, 654448, 818060, 1022575, 1145284, 1431605, 1636120, 2004247, 2045150, 2290568, 2863210, 3272240, 4008494, 4090300, 4581136, 5726420, 7158025, 8016988, 8180600, 10021235, 11452840, 14316050, 16033976, 16361200, 20042470, 22905680, 28632100, 32067952, 40084940, 50106175, 57264200, 80169880, 100212350, 114528400, 160339760, 200424700, 400849400, 801698800]

約数ペア:

[(1, 801698800), (2, 400849400), (4, 200424700), (5, 160339760), (7, 114528400), (8, 100212350), (10, 80169880), (14, 57264200), (16, 50106175), (20, 40084940), (25, 32067952), (28, 28632100), (35, 22905680), (40, 20042470), (49, 16361200), (50, 16033976), (56, 14316050), (70, 11452840), (80, 10021235), (98, 8180600), (100, 8016988), (112, 7158025), (140, 5726420), (175, 4581136), (196, 4090300), (200, 4008494), (245, 3272240), (280, 2863210), (350, 2290568), (392, 2045150), (400, 2004247), (490, 1636120), (560, 1431605), (700, 1145284), (784, 1022575), (980, 818060), (1225, 654448), (1400, 572642), (1960, 409030), (2450, 327224), (2800, 286321), (3920, 204515), (4900, 163612), (9800, 81806), (19600, 40903)]