84650920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34693}}^1$

素因数の和:34765

約数の個数: 32

約数和(自身を含む): 193592520

約数和(自身を除く): 108941600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 34693, 69386, 138772, 173465, 277544, 346930, 693860, 1387720, 2116273, 4232546, 8465092, 10581365, 16930184, 21162730, 42325460, 84650920]

約数ペア:

[(1, 84650920), (2, 42325460), (4, 21162730), (5, 16930184), (8, 10581365), (10, 8465092), (20, 4232546), (40, 2116273), (61, 1387720), (122, 693860), (244, 346930), (305, 277544), (488, 173465), (610, 138772), (1220, 69386), (2440, 34693)]