81465972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:761

約数の個数: 96

約数和(自身を含む): 232968960

約数和(自身を除く): 151502988

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 89, 102, 119, 178, 204, 238, 267, 356, 357, 476, 534, 623, 641, 714, 1068, 1246, 1282, 1428, 1513, 1869, 1923, 2492, 2564, 3026, 3738, 3846, 4487, 4539, 6052, 7476, 7692, 8974, 9078, 10591, 10897, 13461, 17948, 18156, 21182, 21794, 26922, 31773, 32691, 42364, 43588, 53844, 57049, 63546, 65382, 76279, 114098, 127092, 130764, 152558, 171147, 228196, 228837, 305116, 342294, 399343, 457674, 684588, 798686, 915348, 969833, 1198029, 1597372, 1939666, 2396058, 2909499, 3879332, 4792116, 5818998, 6788831, 11637996, 13577662, 20366493, 27155324, 40732986, 81465972]

約数ペア:

[(1, 81465972), (2, 40732986), (3, 27155324), (4, 20366493), (6, 13577662), (7, 11637996), (12, 6788831), (14, 5818998), (17, 4792116), (21, 3879332), (28, 2909499), (34, 2396058), (42, 1939666), (51, 1597372), (68, 1198029), (84, 969833), (89, 915348), (102, 798686), (119, 684588), (178, 457674), (204, 399343), (238, 342294), (267, 305116), (356, 228837), (357, 228196), (476, 171147), (534, 152558), (623, 130764), (641, 127092), (714, 114098), (1068, 76279), (1246, 65382), (1282, 63546), (1428, 57049), (1513, 53844), (1869, 43588), (1923, 42364), (2492, 32691), (2564, 31773), (3026, 26922), (3738, 21794), (3846, 21182), (4487, 18156), (4539, 17948), (6052, 13461), (7476, 10897), (7692, 10591), (8974, 9078)]