45109000

素因数分解:

$2^3\times 5^3\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 107078400

約数和(自身を除く): 61969400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 125, 158, 200, 250, 316, 395, 500, 571, 632, 790, 1000, 1142, 1580, 1975, 2284, 2855, 3160, 3950, 4568, 5710, 7900, 9875, 11420, 14275, 15800, 19750, 22840, 28550, 39500, 45109, 57100, 71375, 79000, 90218, 114200, 142750, 180436, 225545, 285500, 360872, 451090, 571000, 902180, 1127725, 1804360, 2255450, 4510900, 5638625, 9021800, 11277250, 22554500, 45109000]

約数ペア:

[(1, 45109000), (2, 22554500), (4, 11277250), (5, 9021800), (8, 5638625), (10, 4510900), (20, 2255450), (25, 1804360), (40, 1127725), (50, 902180), (79, 571000), (100, 451090), (125, 360872), (158, 285500), (200, 225545), (250, 180436), (316, 142750), (395, 114200), (500, 90218), (571, 79000), (632, 71375), (790, 57100), (1000, 45109), (1142, 39500), (1580, 28550), (1975, 22840), (2284, 19750), (2855, 15800), (3160, 14275), (3950, 11420), (4568, 9875), (5710, 7900)]