996973840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{1693}}^1$

素因数の和:2156

約数の個数: 80

約数和(自身を含む): 2461436208

約数和(自身を除く): 1464462368

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 433, 680, 866, 1360, 1693, 1732, 2165, 3386, 3464, 4330, 6772, 6928, 7361, 8465, 8660, 13544, 14722, 16930, 17320, 27088, 28781, 29444, 33860, 34640, 36805, 57562, 58888, 67720, 73610, 115124, 117776, 135440, 143905, 147220, 230248, 287810, 294440, 460496, 575620, 588880, 733069, 1151240, 1466138, 2302480, 2932276, 3665345, 5864552, 7330690, 11729104, 12462173, 14661380, 24924346, 29322760, 49848692, 58645520, 62310865, 99697384, 124621730, 199394768, 249243460, 498486920, 996973840]

約数ペア:

[(1, 996973840), (2, 498486920), (4, 249243460), (5, 199394768), (8, 124621730), (10, 99697384), (16, 62310865), (17, 58645520), (20, 49848692), (34, 29322760), (40, 24924346), (68, 14661380), (80, 12462173), (85, 11729104), (136, 7330690), (170, 5864552), (272, 3665345), (340, 2932276), (433, 2302480), (680, 1466138), (866, 1151240), (1360, 733069), (1693, 588880), (1732, 575620), (2165, 460496), (3386, 294440), (3464, 287810), (4330, 230248), (6772, 147220), (6928, 143905), (7361, 135440), (8465, 117776), (8660, 115124), (13544, 73610), (14722, 67720), (16930, 58888), (17320, 57562), (27088, 36805), (28781, 34640), (29444, 33860)]