42121000

素因数分解:

$2^3\times 5^3\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 100086480

約数和(自身を除く): 57965480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 73, 100, 125, 146, 200, 250, 292, 365, 500, 577, 584, 730, 1000, 1154, 1460, 1825, 2308, 2885, 2920, 3650, 4616, 5770, 7300, 9125, 11540, 14425, 14600, 18250, 23080, 28850, 36500, 42121, 57700, 72125, 73000, 84242, 115400, 144250, 168484, 210605, 288500, 336968, 421210, 577000, 842420, 1053025, 1684840, 2106050, 4212100, 5265125, 8424200, 10530250, 21060500, 42121000]

約数ペア:

[(1, 42121000), (2, 21060500), (4, 10530250), (5, 8424200), (8, 5265125), (10, 4212100), (20, 2106050), (25, 1684840), (40, 1053025), (50, 842420), (73, 577000), (100, 421210), (125, 336968), (146, 288500), (200, 210605), (250, 168484), (292, 144250), (365, 115400), (500, 84242), (577, 73000), (584, 72125), (730, 57700), (1000, 42121), (1154, 36500), (1460, 28850), (1825, 23080), (2308, 18250), (2885, 14600), (2920, 14425), (3650, 11540), (4616, 9125), (5770, 7300)]