89710140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{115013}}^1$

素因数の和:115038

約数の個数: 48

約数和(自身を含む): 270512928

約数和(自身を除く): 180802788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 115013, 230026, 345039, 460052, 575065, 690078, 1150130, 1380156, 1495169, 1725195, 2300260, 2990338, 3450390, 4485507, 5980676, 6900780, 7475845, 8971014, 14951690, 17942028, 22427535, 29903380, 44855070, 89710140]

約数ペア:

[(1, 89710140), (2, 44855070), (3, 29903380), (4, 22427535), (5, 17942028), (6, 14951690), (10, 8971014), (12, 7475845), (13, 6900780), (15, 5980676), (20, 4485507), (26, 3450390), (30, 2990338), (39, 2300260), (52, 1725195), (60, 1495169), (65, 1380156), (78, 1150130), (130, 690078), (156, 575065), (195, 460052), (260, 345039), (390, 230026), (780, 115013)]