8385520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 22936032

約数和(自身を除く): 14550512

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 733, 880, 1040, 1144, 1430, 1466, 2288, 2860, 2932, 3665, 5720, 5864, 7330, 8063, 9529, 11440, 11728, 14660, 16126, 19058, 29320, 32252, 38116, 40315, 47645, 58640, 64504, 76232, 80630, 95290, 104819, 129008, 152464, 161260, 190580, 209638, 322520, 381160, 419276, 524095, 645040, 762320, 838552, 1048190, 1677104, 2096380, 4192760, 8385520]

約数ペア:

[(1, 8385520), (2, 4192760), (4, 2096380), (5, 1677104), (8, 1048190), (10, 838552), (11, 762320), (13, 645040), (16, 524095), (20, 419276), (22, 381160), (26, 322520), (40, 209638), (44, 190580), (52, 161260), (55, 152464), (65, 129008), (80, 104819), (88, 95290), (104, 80630), (110, 76232), (130, 64504), (143, 58640), (176, 47645), (208, 40315), (220, 38116), (260, 32252), (286, 29320), (440, 19058), (520, 16126), (572, 14660), (715, 11728), (733, 11440), (880, 9529), (1040, 8063), (1144, 7330), (1430, 5864), (1466, 5720), (2288, 3665), (2860, 2932)]