77421808

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 170346240

約数和(自身を除く): 92924432

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 71, 76, 136, 142, 152, 211, 272, 284, 304, 323, 422, 568, 646, 844, 1136, 1207, 1292, 1349, 1688, 2414, 2584, 2698, 3376, 3587, 4009, 4828, 5168, 5396, 7174, 8018, 9656, 10792, 14348, 14981, 16036, 19312, 21584, 22933, 28696, 29962, 32072, 45866, 57392, 59924, 64144, 68153, 91732, 119848, 136306, 183464, 239696, 254677, 272612, 284639, 366928, 509354, 545224, 569278, 1018708, 1090448, 1138556, 2037416, 2277112, 4074832, 4554224, 4838863, 9677726, 19355452, 38710904, 77421808]

約数ペア:

[(1, 77421808), (2, 38710904), (4, 19355452), (8, 9677726), (16, 4838863), (17, 4554224), (19, 4074832), (34, 2277112), (38, 2037416), (68, 1138556), (71, 1090448), (76, 1018708), (136, 569278), (142, 545224), (152, 509354), (211, 366928), (272, 284639), (284, 272612), (304, 254677), (323, 239696), (422, 183464), (568, 136306), (646, 119848), (844, 91732), (1136, 68153), (1207, 64144), (1292, 59924), (1349, 57392), (1688, 45866), (2414, 32072), (2584, 29962), (2698, 28696), (3376, 22933), (3587, 21584), (4009, 19312), (4828, 16036), (5168, 14981), (5396, 14348), (7174, 10792), (8018, 9656)]