84681580

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 181762560

約数和(自身を除く): 97080980

約数列:

[1, 2, 4, 5, 10, 20, 83, 139, 166, 278, 332, 367, 415, 556, 695, 734, 830, 1390, 1468, 1660, 1835, 2780, 3670, 7340, 11537, 23074, 30461, 46148, 51013, 57685, 60922, 102026, 115370, 121844, 152305, 204052, 230740, 255065, 304610, 510130, 609220, 1020260, 4234079, 8468158, 16936316, 21170395, 42340790, 84681580]

約数ペア:

[(1, 84681580), (2, 42340790), (4, 21170395), (5, 16936316), (10, 8468158), (20, 4234079), (83, 1020260), (139, 609220), (166, 510130), (278, 304610), (332, 255065), (367, 230740), (415, 204052), (556, 152305), (695, 121844), (734, 115370), (830, 102026), (1390, 60922), (1468, 57685), (1660, 51013), (1835, 46148), (2780, 30461), (3670, 23074), (7340, 11537)]