641131010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{59419}}^1$

素因数の和:59522

約数の個数: 32

約数和(自身を含む): 1257802560

約数和(自身を除く): 616671550

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 59419, 118838, 297095, 594190, 772447, 1544894, 3862235, 4931777, 7724470, 9863554, 24658885, 49317770, 64113101, 128226202, 320565505, 641131010]

約数ペア:

[(1, 641131010), (2, 320565505), (5, 128226202), (10, 64113101), (13, 49317770), (26, 24658885), (65, 9863554), (83, 7724470), (130, 4931777), (166, 3862235), (415, 1544894), (830, 772447), (1079, 594190), (2158, 297095), (5395, 118838), (10790, 59419)]