66479860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 160030080

約数和(自身を除く): 93550220

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 41, 68, 76, 82, 85, 95, 164, 170, 190, 205, 251, 323, 340, 380, 410, 502, 646, 697, 779, 820, 1004, 1255, 1292, 1394, 1558, 1615, 2510, 2788, 3116, 3230, 3485, 3895, 4267, 4769, 5020, 6460, 6970, 7790, 8534, 9538, 10291, 13243, 13940, 15580, 17068, 19076, 20582, 21335, 23845, 26486, 41164, 42670, 47690, 51455, 52972, 66215, 81073, 85340, 95380, 102910, 132430, 162146, 174947, 195529, 205820, 264860, 324292, 349894, 391058, 405365, 699788, 782116, 810730, 874735, 977645, 1621460, 1749470, 1955290, 3323993, 3498940, 3910580, 6647986, 13295972, 16619965, 33239930, 66479860]

約数ペア:

[(1, 66479860), (2, 33239930), (4, 16619965), (5, 13295972), (10, 6647986), (17, 3910580), (19, 3498940), (20, 3323993), (34, 1955290), (38, 1749470), (41, 1621460), (68, 977645), (76, 874735), (82, 810730), (85, 782116), (95, 699788), (164, 405365), (170, 391058), (190, 349894), (205, 324292), (251, 264860), (323, 205820), (340, 195529), (380, 174947), (410, 162146), (502, 132430), (646, 102910), (697, 95380), (779, 85340), (820, 81073), (1004, 66215), (1255, 52972), (1292, 51455), (1394, 47690), (1558, 42670), (1615, 41164), (2510, 26486), (2788, 23845), (3116, 21335), (3230, 20582), (3485, 19076), (3895, 17068), (4267, 15580), (4769, 13940), (5020, 13243), (6460, 10291), (6970, 9538), (7790, 8534)]