80418160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2039}}^1$

素因数の和:2098

約数の個数: 80

約数和(自身を含む): 204897600

約数和(自身を除く): 124479440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2039, 2320, 2465, 3944, 4078, 4930, 7888, 8156, 9860, 10195, 16312, 19720, 20390, 32624, 34663, 39440, 40780, 59131, 69326, 81560, 118262, 138652, 163120, 173315, 236524, 277304, 295655, 346630, 473048, 554608, 591310, 693260, 946096, 1005227, 1182620, 1386520, 2010454, 2365240, 2773040, 4020908, 4730480, 5026135, 8041816, 10052270, 16083632, 20104540, 40209080, 80418160]

約数ペア:

[(1, 80418160), (2, 40209080), (4, 20104540), (5, 16083632), (8, 10052270), (10, 8041816), (16, 5026135), (17, 4730480), (20, 4020908), (29, 2773040), (34, 2365240), (40, 2010454), (58, 1386520), (68, 1182620), (80, 1005227), (85, 946096), (116, 693260), (136, 591310), (145, 554608), (170, 473048), (232, 346630), (272, 295655), (290, 277304), (340, 236524), (464, 173315), (493, 163120), (580, 138652), (680, 118262), (986, 81560), (1160, 69326), (1360, 59131), (1972, 40780), (2039, 39440), (2320, 34663), (2465, 32624), (3944, 20390), (4078, 19720), (4930, 16312), (7888, 10195), (8156, 9860)]