80042976

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21379}}^1$

素因数の和:21408

約数の個数: 72

約数和(自身を含む): 245143080

約数和(自身を除く): 165100104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 21379, 42758, 64137, 85516, 128274, 171032, 192411, 256548, 277927, 342064, 384822, 513096, 555854, 684128, 769644, 833781, 1026192, 1111708, 1539288, 1667562, 2052384, 2223416, 2501343, 3078576, 3335124, 4446832, 5002686, 6157152, 6670248, 8893664, 10005372, 13340496, 20010744, 26680992, 40021488, 80042976]

約数ペア:

[(1, 80042976), (2, 40021488), (3, 26680992), (4, 20010744), (6, 13340496), (8, 10005372), (9, 8893664), (12, 6670248), (13, 6157152), (16, 5002686), (18, 4446832), (24, 3335124), (26, 3078576), (32, 2501343), (36, 2223416), (39, 2052384), (48, 1667562), (52, 1539288), (72, 1111708), (78, 1026192), (96, 833781), (104, 769644), (117, 684128), (144, 555854), (156, 513096), (208, 384822), (234, 342064), (288, 277927), (312, 256548), (416, 192411), (468, 171032), (624, 128274), (936, 85516), (1248, 64137), (1872, 42758), (3744, 21379)]