159630100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{457}}^1\times {\mathrm{499}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 397544000

約数和(自身を除く): 237913900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 457, 499, 700, 914, 998, 1828, 1996, 2285, 2495, 3199, 3493, 4570, 4990, 6398, 6986, 9140, 9980, 11425, 12475, 12796, 13972, 15995, 17465, 22850, 24950, 31990, 34930, 45700, 49900, 63980, 69860, 79975, 87325, 159950, 174650, 228043, 319900, 349300, 456086, 912172, 1140215, 1596301, 2280430, 3192602, 4560860, 5701075, 6385204, 7981505, 11402150, 15963010, 22804300, 31926020, 39907525, 79815050, 159630100]

約数ペア:

[(1, 159630100), (2, 79815050), (4, 39907525), (5, 31926020), (7, 22804300), (10, 15963010), (14, 11402150), (20, 7981505), (25, 6385204), (28, 5701075), (35, 4560860), (50, 3192602), (70, 2280430), (100, 1596301), (140, 1140215), (175, 912172), (350, 456086), (457, 349300), (499, 319900), (700, 228043), (914, 174650), (998, 159950), (1828, 87325), (1996, 79975), (2285, 69860), (2495, 63980), (3199, 49900), (3493, 45700), (4570, 34930), (4990, 31990), (6398, 24950), (6986, 22850), (9140, 17465), (9980, 15995), (11425, 13972), (12475, 12796)]