200956875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 390475008

約数和(自身を除く): 189518133

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 61, 75, 105, 125, 175, 183, 251, 305, 375, 427, 525, 625, 753, 875, 915, 1255, 1281, 1525, 1757, 1875, 2135, 2625, 3765, 4375, 4575, 5271, 6275, 6405, 7625, 8785, 10675, 13125, 15311, 18825, 22875, 26355, 31375, 32025, 38125, 43925, 45933, 53375, 76555, 94125, 107177, 114375, 131775, 156875, 160125, 219625, 229665, 266875, 321531, 382775, 470625, 535885, 658875, 800625, 1098125, 1148325, 1607655, 1913875, 2679425, 3294375, 5741625, 8038275, 9569375, 13397125, 28708125, 40191375, 66985625, 200956875]

約数ペア:

[(1, 200956875), (3, 66985625), (5, 40191375), (7, 28708125), (15, 13397125), (21, 9569375), (25, 8038275), (35, 5741625), (61, 3294375), (75, 2679425), (105, 1913875), (125, 1607655), (175, 1148325), (183, 1098125), (251, 800625), (305, 658875), (375, 535885), (427, 470625), (525, 382775), (625, 321531), (753, 266875), (875, 229665), (915, 219625), (1255, 160125), (1281, 156875), (1525, 131775), (1757, 114375), (1875, 107177), (2135, 94125), (2625, 76555), (3765, 53375), (4375, 45933), (4575, 43925), (5271, 38125), (6275, 32025), (6405, 31375), (7625, 26355), (8785, 22875), (10675, 18825), (13125, 15311)]