208728400

素因数分解:

$2^4\times 5^2\times {\mathrm{83}}^1\times {\mathrm{6287}}^1$

素因数の和:6388

約数の個数: 60

約数和(自身を含む): 507592512

約数和(自身を除く): 298864112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 83, 100, 166, 200, 332, 400, 415, 664, 830, 1328, 1660, 2075, 3320, 4150, 6287, 6640, 8300, 12574, 16600, 25148, 31435, 33200, 50296, 62870, 100592, 125740, 157175, 251480, 314350, 502960, 521821, 628700, 1043642, 1257400, 2087284, 2514800, 2609105, 4174568, 5218210, 8349136, 10436420, 13045525, 20872840, 26091050, 41745680, 52182100, 104364200, 208728400]

約数ペア:

[(1, 208728400), (2, 104364200), (4, 52182100), (5, 41745680), (8, 26091050), (10, 20872840), (16, 13045525), (20, 10436420), (25, 8349136), (40, 5218210), (50, 4174568), (80, 2609105), (83, 2514800), (100, 2087284), (166, 1257400), (200, 1043642), (332, 628700), (400, 521821), (415, 502960), (664, 314350), (830, 251480), (1328, 157175), (1660, 125740), (2075, 100592), (3320, 62870), (4150, 50296), (6287, 33200), (6640, 31435), (8300, 25148), (12574, 16600)]