80868915

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 153861120

約数和(自身を除く): 72992205

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 167, 211, 255, 459, 501, 633, 765, 835, 1055, 1503, 1899, 2295, 2505, 2839, 3165, 3587, 4509, 5697, 7515, 8517, 9495, 10761, 14195, 17935, 22545, 25551, 28485, 32283, 35237, 42585, 53805, 76653, 96849, 105711, 127755, 161415, 176185, 317133, 383265, 484245, 528555, 599029, 951399, 1585665, 1797087, 2995145, 4756995, 5391261, 8985435, 16173783, 26956305, 80868915]

約数ペア:

[(1, 80868915), (3, 26956305), (5, 16173783), (9, 8985435), (15, 5391261), (17, 4756995), (27, 2995145), (45, 1797087), (51, 1585665), (85, 951399), (135, 599029), (153, 528555), (167, 484245), (211, 383265), (255, 317133), (459, 176185), (501, 161415), (633, 127755), (765, 105711), (835, 96849), (1055, 76653), (1503, 53805), (1899, 42585), (2295, 35237), (2505, 32283), (2839, 28485), (3165, 25551), (3587, 22545), (4509, 17935), (5697, 14195), (7515, 10761), (8517, 9495)]