78704800

素因数分解:

$2^5\times 5^2\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:902

約数の個数: 72

約数和(自身を含む): 193862592

約数和(自身を除く): 115157792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 131, 160, 200, 262, 400, 524, 655, 751, 800, 1048, 1310, 1502, 2096, 2620, 3004, 3275, 3755, 4192, 5240, 6008, 6550, 7510, 10480, 12016, 13100, 15020, 18775, 20960, 24032, 26200, 30040, 37550, 52400, 60080, 75100, 98381, 104800, 120160, 150200, 196762, 300400, 393524, 491905, 600800, 787048, 983810, 1574096, 1967620, 2459525, 3148192, 3935240, 4919050, 7870480, 9838100, 15740960, 19676200, 39352400, 78704800]

約数ペア:

[(1, 78704800), (2, 39352400), (4, 19676200), (5, 15740960), (8, 9838100), (10, 7870480), (16, 4919050), (20, 3935240), (25, 3148192), (32, 2459525), (40, 1967620), (50, 1574096), (80, 983810), (100, 787048), (131, 600800), (160, 491905), (200, 393524), (262, 300400), (400, 196762), (524, 150200), (655, 120160), (751, 104800), (800, 98381), (1048, 75100), (1310, 60080), (1502, 52400), (2096, 37550), (2620, 30040), (3004, 26200), (3275, 24032), (3755, 20960), (4192, 18775), (5240, 15020), (6008, 13100), (6550, 12016), (7510, 10480)]