80146636

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 162464400

約数和(自身を除く): 82317764

約数列:

[1, 2, 4, 17, 19, 34, 38, 41, 68, 76, 82, 89, 164, 178, 289, 323, 356, 578, 646, 697, 779, 1156, 1292, 1394, 1513, 1558, 1691, 2788, 3026, 3116, 3382, 3649, 5491, 6052, 6764, 7298, 10982, 11849, 13243, 14596, 21964, 23698, 25721, 26486, 28747, 47396, 51442, 52972, 57494, 62033, 69331, 102884, 114988, 124066, 138662, 225131, 248132, 277324, 450262, 488699, 900524, 977398, 1054561, 1178627, 1954796, 2109122, 2357254, 4218244, 4714508, 20036659, 40073318, 80146636]

約数ペア:

[(1, 80146636), (2, 40073318), (4, 20036659), (17, 4714508), (19, 4218244), (34, 2357254), (38, 2109122), (41, 1954796), (68, 1178627), (76, 1054561), (82, 977398), (89, 900524), (164, 488699), (178, 450262), (289, 277324), (323, 248132), (356, 225131), (578, 138662), (646, 124066), (697, 114988), (779, 102884), (1156, 69331), (1292, 62033), (1394, 57494), (1513, 52972), (1558, 51442), (1691, 47396), (2788, 28747), (3026, 26486), (3116, 25721), (3382, 23698), (3649, 21964), (5491, 14596), (6052, 13243), (6764, 11849), (7298, 10982)]