74739860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{853}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 169727376

約数和(自身を除く): 94987516

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 337, 674, 853, 1348, 1685, 1706, 3370, 3412, 4265, 4381, 6740, 8530, 8762, 11089, 17060, 17524, 21905, 22178, 43810, 44356, 55445, 87620, 110890, 221780, 287461, 574922, 1149844, 1437305, 2874610, 3736993, 5749220, 7473986, 14947972, 18684965, 37369930, 74739860]

約数ペア:

[(1, 74739860), (2, 37369930), (4, 18684965), (5, 14947972), (10, 7473986), (13, 5749220), (20, 3736993), (26, 2874610), (52, 1437305), (65, 1149844), (130, 574922), (260, 287461), (337, 221780), (674, 110890), (853, 87620), (1348, 55445), (1685, 44356), (1706, 43810), (3370, 22178), (3412, 21905), (4265, 17524), (4381, 17060), (6740, 11089), (8530, 8762)]