53411720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 124761600

約数和(自身を除く): 71349880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 151, 185, 239, 296, 302, 370, 478, 604, 740, 755, 956, 1195, 1208, 1480, 1510, 1912, 2390, 3020, 4780, 5587, 6040, 8843, 9560, 11174, 17686, 22348, 27935, 35372, 36089, 44215, 44696, 55870, 70744, 72178, 88430, 111740, 144356, 176860, 180445, 223480, 288712, 353720, 360890, 721780, 1335293, 1443560, 2670586, 5341172, 6676465, 10682344, 13352930, 26705860, 53411720]

約数ペア:

[(1, 53411720), (2, 26705860), (4, 13352930), (5, 10682344), (8, 6676465), (10, 5341172), (20, 2670586), (37, 1443560), (40, 1335293), (74, 721780), (148, 360890), (151, 353720), (185, 288712), (239, 223480), (296, 180445), (302, 176860), (370, 144356), (478, 111740), (604, 88430), (740, 72178), (755, 70744), (956, 55870), (1195, 44696), (1208, 44215), (1480, 36089), (1510, 35372), (1912, 27935), (2390, 22348), (3020, 17686), (4780, 11174), (5587, 9560), (6040, 8843)]