7081000

素因数分解:

$2^3\times 5^3\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 16969680

約数和(自身を除く): 9888680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 73, 97, 100, 125, 146, 194, 200, 250, 292, 365, 388, 485, 500, 584, 730, 776, 970, 1000, 1460, 1825, 1940, 2425, 2920, 3650, 3880, 4850, 7081, 7300, 9125, 9700, 12125, 14162, 14600, 18250, 19400, 24250, 28324, 35405, 36500, 48500, 56648, 70810, 73000, 97000, 141620, 177025, 283240, 354050, 708100, 885125, 1416200, 1770250, 3540500, 7081000]

約数ペア:

[(1, 7081000), (2, 3540500), (4, 1770250), (5, 1416200), (8, 885125), (10, 708100), (20, 354050), (25, 283240), (40, 177025), (50, 141620), (73, 97000), (97, 73000), (100, 70810), (125, 56648), (146, 48500), (194, 36500), (200, 35405), (250, 28324), (292, 24250), (365, 19400), (388, 18250), (485, 14600), (500, 14162), (584, 12125), (730, 9700), (776, 9125), (970, 7300), (1000, 7081), (1460, 4850), (1825, 3880), (1940, 3650), (2425, 2920)]