80067520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1062

約数の個数: 112

約数和(自身を含む): 216347040

約数和(自身を除く): 136279520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1013, 1040, 1216, 1235, 1520, 1976, 2026, 2080, 2470, 3040, 3952, 4052, 4160, 4940, 5065, 6080, 7904, 8104, 9880, 10130, 13169, 15808, 16208, 19247, 19760, 20260, 26338, 32416, 38494, 39520, 40520, 52676, 64832, 65845, 76988, 79040, 81040, 96235, 105352, 131690, 153976, 162080, 192470, 210704, 250211, 263380, 307952, 324160, 384940, 421408, 500422, 526760, 615904, 769880, 842816, 1000844, 1053520, 1231808, 1251055, 1539760, 2001688, 2107040, 2502110, 3079520, 4003376, 4214080, 5004220, 6159040, 8006752, 10008440, 16013504, 20016880, 40033760, 80067520]

約数ペア:

[(1, 80067520), (2, 40033760), (4, 20016880), (5, 16013504), (8, 10008440), (10, 8006752), (13, 6159040), (16, 5004220), (19, 4214080), (20, 4003376), (26, 3079520), (32, 2502110), (38, 2107040), (40, 2001688), (52, 1539760), (64, 1251055), (65, 1231808), (76, 1053520), (80, 1000844), (95, 842816), (104, 769880), (130, 615904), (152, 526760), (160, 500422), (190, 421408), (208, 384940), (247, 324160), (260, 307952), (304, 263380), (320, 250211), (380, 210704), (416, 192470), (494, 162080), (520, 153976), (608, 131690), (760, 105352), (832, 96235), (988, 81040), (1013, 79040), (1040, 76988), (1216, 65845), (1235, 64832), (1520, 52676), (1976, 40520), (2026, 39520), (2080, 38494), (2470, 32416), (3040, 26338), (3952, 20260), (4052, 19760), (4160, 19247), (4940, 16208), (5065, 15808), (6080, 13169), (7904, 10130), (8104, 9880)]