77497940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2347}}^1$

素因数の和:2496

約数の個数: 48

約数和(自身を含む): 176719872

約数和(自身を除く): 99221932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2347, 2540, 3302, 4694, 6604, 8255, 9388, 11735, 16510, 23470, 30511, 33020, 46940, 61022, 122044, 152555, 298069, 305110, 596138, 610220, 1192276, 1490345, 2980690, 3874897, 5961380, 7749794, 15499588, 19374485, 38748970, 77497940]

約数ペア:

[(1, 77497940), (2, 38748970), (4, 19374485), (5, 15499588), (10, 7749794), (13, 5961380), (20, 3874897), (26, 2980690), (52, 1490345), (65, 1192276), (127, 610220), (130, 596138), (254, 305110), (260, 298069), (508, 152555), (635, 122044), (1270, 61022), (1651, 46940), (2347, 33020), (2540, 30511), (3302, 23470), (4694, 16510), (6604, 11735), (8255, 9388)]