72271940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1193}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 164284848

約数和(自身を除く): 92012908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 233, 260, 466, 932, 1165, 1193, 2330, 2386, 3029, 4660, 4772, 5965, 6058, 11930, 12116, 15145, 15509, 23860, 30290, 31018, 60580, 62036, 77545, 155090, 277969, 310180, 555938, 1111876, 1389845, 2779690, 3613597, 5559380, 7227194, 14454388, 18067985, 36135970, 72271940]

約数ペア:

[(1, 72271940), (2, 36135970), (4, 18067985), (5, 14454388), (10, 7227194), (13, 5559380), (20, 3613597), (26, 2779690), (52, 1389845), (65, 1111876), (130, 555938), (233, 310180), (260, 277969), (466, 155090), (932, 77545), (1165, 62036), (1193, 60580), (2330, 31018), (2386, 30290), (3029, 23860), (4660, 15509), (4772, 15145), (5965, 12116), (6058, 11930)]