80168790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 225792000

約数和(自身を除く): 145623210

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 31, 38, 39, 57, 62, 65, 78, 93, 95, 114, 130, 155, 186, 190, 195, 247, 285, 310, 349, 390, 403, 465, 494, 570, 589, 698, 741, 806, 930, 1047, 1178, 1209, 1235, 1482, 1745, 1767, 2015, 2094, 2418, 2470, 2945, 3490, 3534, 3705, 4030, 4537, 5235, 5890, 6045, 6631, 7410, 7657, 8835, 9074, 10470, 10819, 12090, 13262, 13611, 15314, 17670, 19893, 21638, 22685, 22971, 27222, 32457, 33155, 38285, 39786, 45370, 45942, 54095, 64914, 66310, 68055, 76570, 86203, 99465, 108190, 114855, 136110, 140647, 162285, 172406, 198930, 205561, 229710, 258609, 281294, 324570, 411122, 421941, 431015, 517218, 616683, 703235, 843882, 862030, 1027805, 1233366, 1293045, 1406470, 2055610, 2109705, 2586090, 2672293, 3083415, 4219410, 5344586, 6166830, 8016879, 13361465, 16033758, 26722930, 40084395, 80168790]

約数ペア:

[(1, 80168790), (2, 40084395), (3, 26722930), (5, 16033758), (6, 13361465), (10, 8016879), (13, 6166830), (15, 5344586), (19, 4219410), (26, 3083415), (30, 2672293), (31, 2586090), (38, 2109705), (39, 2055610), (57, 1406470), (62, 1293045), (65, 1233366), (78, 1027805), (93, 862030), (95, 843882), (114, 703235), (130, 616683), (155, 517218), (186, 431015), (190, 421941), (195, 411122), (247, 324570), (285, 281294), (310, 258609), (349, 229710), (390, 205561), (403, 198930), (465, 172406), (494, 162285), (570, 140647), (589, 136110), (698, 114855), (741, 108190), (806, 99465), (930, 86203), (1047, 76570), (1178, 68055), (1209, 66310), (1235, 64914), (1482, 54095), (1745, 45942), (1767, 45370), (2015, 39786), (2094, 38285), (2418, 33155), (2470, 32457), (2945, 27222), (3490, 22971), (3534, 22685), (3705, 21638), (4030, 19893), (4537, 17670), (5235, 15314), (5890, 13611), (6045, 13262), (6631, 12090), (7410, 10819), (7657, 10470), (8835, 9074)]