79281280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{733}}^1$

素因数の和:778

約数の個数: 96

約数和(自身を含む): 205512660

約数和(自身を除く): 126231380

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 416, 520, 640, 676, 733, 832, 845, 1040, 1352, 1466, 1664, 1690, 2080, 2704, 2932, 3380, 3665, 4160, 5408, 5864, 6760, 7330, 8320, 9529, 10816, 11728, 13520, 14660, 19058, 21632, 23456, 27040, 29320, 38116, 46912, 47645, 54080, 58640, 76232, 93824, 95290, 108160, 117280, 123877, 152464, 190580, 234560, 247754, 304928, 381160, 469120, 495508, 609856, 619385, 762320, 991016, 1219712, 1238770, 1524640, 1982032, 2477540, 3049280, 3964064, 4955080, 6098560, 7928128, 9910160, 15856256, 19820320, 39640640, 79281280]

約数ペア:

[(1, 79281280), (2, 39640640), (4, 19820320), (5, 15856256), (8, 9910160), (10, 7928128), (13, 6098560), (16, 4955080), (20, 3964064), (26, 3049280), (32, 2477540), (40, 1982032), (52, 1524640), (64, 1238770), (65, 1219712), (80, 991016), (104, 762320), (128, 619385), (130, 609856), (160, 495508), (169, 469120), (208, 381160), (260, 304928), (320, 247754), (338, 234560), (416, 190580), (520, 152464), (640, 123877), (676, 117280), (733, 108160), (832, 95290), (845, 93824), (1040, 76232), (1352, 58640), (1466, 54080), (1664, 47645), (1690, 46912), (2080, 38116), (2704, 29320), (2932, 27040), (3380, 23456), (3665, 21632), (4160, 19058), (5408, 14660), (5864, 13520), (6760, 11728), (7330, 10816), (8320, 9529)]