70430000

素因数分解:

$2^4\times 5^4\times {\mathrm{7043}}^1$

素因数の和:7071

約数の個数: 50

約数和(自身を含む): 170542284

約数和(自身を除く): 100112284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 2000, 2500, 5000, 7043, 10000, 14086, 28172, 35215, 56344, 70430, 112688, 140860, 176075, 281720, 352150, 563440, 704300, 880375, 1408600, 1760750, 2817200, 3521500, 4401875, 7043000, 8803750, 14086000, 17607500, 35215000, 70430000]

約数ペア:

[(1, 70430000), (2, 35215000), (4, 17607500), (5, 14086000), (8, 8803750), (10, 7043000), (16, 4401875), (20, 3521500), (25, 2817200), (40, 1760750), (50, 1408600), (80, 880375), (100, 704300), (125, 563440), (200, 352150), (250, 281720), (400, 176075), (500, 140860), (625, 112688), (1000, 70430), (1250, 56344), (2000, 35215), (2500, 28172), (5000, 14086), (7043, 10000)]