84278720

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2557}}^1$

素因数の和:2677

約数の個数: 56

約数和(自身を含む): 202716384

約数和(自身を除く): 118437664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 2060, 2557, 3296, 4120, 5114, 6592, 8240, 10228, 12785, 16480, 20456, 25570, 32960, 40912, 51140, 81824, 102280, 163648, 204560, 263371, 409120, 526742, 818240, 1053484, 1316855, 2106968, 2633710, 4213936, 5267420, 8427872, 10534840, 16855744, 21069680, 42139360, 84278720]

約数ペア:

[(1, 84278720), (2, 42139360), (4, 21069680), (5, 16855744), (8, 10534840), (10, 8427872), (16, 5267420), (20, 4213936), (32, 2633710), (40, 2106968), (64, 1316855), (80, 1053484), (103, 818240), (160, 526742), (206, 409120), (320, 263371), (412, 204560), (515, 163648), (824, 102280), (1030, 81824), (1648, 51140), (2060, 40912), (2557, 32960), (3296, 25570), (4120, 20456), (5114, 16480), (6592, 12785), (8240, 10228)]