492048400

素因数分解:

$2^4\times 5^2\times {\mathrm{661}}^1\times {\mathrm{1861}}^1$

素因数の和:2540

約数の個数: 60

約数和(自身を含む): 1184570884

約数和(自身を除く): 692522484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 661, 1322, 1861, 2644, 3305, 3722, 5288, 6610, 7444, 9305, 10576, 13220, 14888, 16525, 18610, 26440, 29776, 33050, 37220, 46525, 52880, 66100, 74440, 93050, 132200, 148880, 186100, 264400, 372200, 744400, 1230121, 2460242, 4920484, 6150605, 9840968, 12301210, 19681936, 24602420, 30753025, 49204840, 61506050, 98409680, 123012100, 246024200, 492048400]

約数ペア:

[(1, 492048400), (2, 246024200), (4, 123012100), (5, 98409680), (8, 61506050), (10, 49204840), (16, 30753025), (20, 24602420), (25, 19681936), (40, 12301210), (50, 9840968), (80, 6150605), (100, 4920484), (200, 2460242), (400, 1230121), (661, 744400), (1322, 372200), (1861, 264400), (2644, 186100), (3305, 148880), (3722, 132200), (5288, 93050), (6610, 74440), (7444, 66100), (9305, 52880), (10576, 46525), (13220, 37220), (14888, 33050), (16525, 29776), (18610, 26440)]