200990150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1321}}^1$

素因数の和:1529

約数の個数: 48

約数和(自身を含む): 398345040

約数和(自身を除く): 197354890

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 179, 358, 425, 850, 895, 1321, 1790, 2642, 3043, 4475, 6086, 6605, 8950, 13210, 15215, 22457, 30430, 33025, 44914, 66050, 76075, 112285, 152150, 224570, 236459, 472918, 561425, 1122850, 1182295, 2364590, 4019803, 5911475, 8039606, 11822950, 20099015, 40198030, 100495075, 200990150]

約数ペア:

[(1, 200990150), (2, 100495075), (5, 40198030), (10, 20099015), (17, 11822950), (25, 8039606), (34, 5911475), (50, 4019803), (85, 2364590), (170, 1182295), (179, 1122850), (358, 561425), (425, 472918), (850, 236459), (895, 224570), (1321, 152150), (1790, 112285), (2642, 76075), (3043, 66050), (4475, 44914), (6086, 33025), (6605, 30430), (8950, 22457), (13210, 15215)]