80162140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12409}}^1$

素因数の和:12454

約数の個数: 48

約数和(自身を含む): 187639200

約数和(自身を除く): 107477060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 12409, 24818, 49636, 62045, 124090, 210953, 235771, 248180, 421906, 471542, 843812, 943084, 1054765, 1178855, 2109530, 2357710, 4008107, 4219060, 4715420, 8016214, 16032428, 20040535, 40081070, 80162140]

約数ペア:

[(1, 80162140), (2, 40081070), (4, 20040535), (5, 16032428), (10, 8016214), (17, 4715420), (19, 4219060), (20, 4008107), (34, 2357710), (38, 2109530), (68, 1178855), (76, 1054765), (85, 943084), (95, 843812), (170, 471542), (190, 421906), (323, 248180), (340, 235771), (380, 210953), (646, 124090), (1292, 62045), (1615, 49636), (3230, 24818), (6460, 12409)]