70810000

素因数分解:

$2^4\times 5^4\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 100

約数和(自身を含む): 175578172

約数和(自身を除く): 104768172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 73, 80, 97, 100, 125, 146, 194, 200, 250, 292, 365, 388, 400, 485, 500, 584, 625, 730, 776, 970, 1000, 1168, 1250, 1460, 1552, 1825, 1940, 2000, 2425, 2500, 2920, 3650, 3880, 4850, 5000, 5840, 7081, 7300, 7760, 9125, 9700, 10000, 12125, 14162, 14600, 18250, 19400, 24250, 28324, 29200, 35405, 36500, 38800, 45625, 48500, 56648, 60625, 70810, 73000, 91250, 97000, 113296, 121250, 141620, 146000, 177025, 182500, 194000, 242500, 283240, 354050, 365000, 485000, 566480, 708100, 730000, 885125, 970000, 1416200, 1770250, 2832400, 3540500, 4425625, 7081000, 8851250, 14162000, 17702500, 35405000, 70810000]

約数ペア:

[(1, 70810000), (2, 35405000), (4, 17702500), (5, 14162000), (8, 8851250), (10, 7081000), (16, 4425625), (20, 3540500), (25, 2832400), (40, 1770250), (50, 1416200), (73, 970000), (80, 885125), (97, 730000), (100, 708100), (125, 566480), (146, 485000), (194, 365000), (200, 354050), (250, 283240), (292, 242500), (365, 194000), (388, 182500), (400, 177025), (485, 146000), (500, 141620), (584, 121250), (625, 113296), (730, 97000), (776, 91250), (970, 73000), (1000, 70810), (1168, 60625), (1250, 56648), (1460, 48500), (1552, 45625), (1825, 38800), (1940, 36500), (2000, 35405), (2425, 29200), (2500, 28324), (2920, 24250), (3650, 19400), (3880, 18250), (4850, 14600), (5000, 14162), (5840, 12125), (7081, 10000), (7300, 9700), (7760, 9125)]