80390750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:123

約数の個数: 128

約数和(自身を含む): 181149696

約数和(自身を除く): 100758946

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 31, 41, 46, 50, 55, 62, 82, 110, 115, 125, 155, 205, 230, 250, 253, 275, 310, 341, 410, 451, 506, 550, 575, 682, 713, 775, 902, 943, 1025, 1150, 1265, 1271, 1375, 1426, 1550, 1705, 1886, 2050, 2255, 2530, 2542, 2750, 2875, 3410, 3565, 3875, 4510, 4715, 5125, 5750, 6325, 6355, 7130, 7750, 7843, 8525, 9430, 10250, 10373, 11275, 12650, 12710, 13981, 15686, 17050, 17825, 20746, 22550, 23575, 27962, 29233, 31625, 31775, 35650, 39215, 42625, 47150, 51865, 56375, 58466, 63250, 63550, 69905, 78430, 85250, 89125, 103730, 112750, 117875, 139810, 146165, 158875, 178250, 196075, 235750, 259325, 292330, 317750, 321563, 349525, 392150, 518650, 643126, 699050, 730825, 980375, 1296625, 1461650, 1607815, 1747625, 1960750, 2593250, 3215630, 3495250, 3654125, 7308250, 8039075, 16078150, 40195375, 80390750]

約数ペア:

[(1, 80390750), (2, 40195375), (5, 16078150), (10, 8039075), (11, 7308250), (22, 3654125), (23, 3495250), (25, 3215630), (31, 2593250), (41, 1960750), (46, 1747625), (50, 1607815), (55, 1461650), (62, 1296625), (82, 980375), (110, 730825), (115, 699050), (125, 643126), (155, 518650), (205, 392150), (230, 349525), (250, 321563), (253, 317750), (275, 292330), (310, 259325), (341, 235750), (410, 196075), (451, 178250), (506, 158875), (550, 146165), (575, 139810), (682, 117875), (713, 112750), (775, 103730), (902, 89125), (943, 85250), (1025, 78430), (1150, 69905), (1265, 63550), (1271, 63250), (1375, 58466), (1426, 56375), (1550, 51865), (1705, 47150), (1886, 42625), (2050, 39215), (2255, 35650), (2530, 31775), (2542, 31625), (2750, 29233), (2875, 27962), (3410, 23575), (3565, 22550), (3875, 20746), (4510, 17825), (4715, 17050), (5125, 15686), (5750, 13981), (6325, 12710), (6355, 12650), (7130, 11275), (7750, 10373), (7843, 10250), (8525, 9430)]