80884890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 221584896

約数和(自身を除く): 140700006

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 53, 62, 90, 93, 106, 155, 159, 186, 265, 279, 310, 318, 465, 477, 530, 547, 558, 795, 930, 954, 1094, 1395, 1590, 1641, 1643, 2385, 2735, 2790, 3282, 3286, 4770, 4923, 4929, 5470, 8205, 8215, 9846, 9858, 14787, 16410, 16430, 16957, 24615, 24645, 28991, 29574, 33914, 49230, 49290, 50871, 57982, 73935, 84785, 86973, 101742, 144955, 147870, 152613, 169570, 173946, 254355, 260919, 289910, 305226, 434865, 508710, 521838, 763065, 869730, 898721, 1304595, 1526130, 1797442, 2609190, 2696163, 4493605, 5392326, 8088489, 8987210, 13480815, 16176978, 26961630, 40442445, 80884890]

約数ペア:

[(1, 80884890), (2, 40442445), (3, 26961630), (5, 16176978), (6, 13480815), (9, 8987210), (10, 8088489), (15, 5392326), (18, 4493605), (30, 2696163), (31, 2609190), (45, 1797442), (53, 1526130), (62, 1304595), (90, 898721), (93, 869730), (106, 763065), (155, 521838), (159, 508710), (186, 434865), (265, 305226), (279, 289910), (310, 260919), (318, 254355), (465, 173946), (477, 169570), (530, 152613), (547, 147870), (558, 144955), (795, 101742), (930, 86973), (954, 84785), (1094, 73935), (1395, 57982), (1590, 50871), (1641, 49290), (1643, 49230), (2385, 33914), (2735, 29574), (2790, 28991), (3282, 24645), (3286, 24615), (4770, 16957), (4923, 16430), (4929, 16410), (5470, 14787), (8205, 9858), (8215, 9846)]