203977963225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1\times {\mathrm{401}}^1$

素因数の和:851

約数の個数: 96

約数和(自身を含む): 277769007360

約数和(自身を除く): 73791044135

約数列:

[1, 5, 19, 25, 37, 95, 103, 185, 281, 401, 475, 515, 703, 925, 1405, 1957, 2005, 2575, 3515, 3811, 5339, 7025, 7619, 9785, 10025, 10397, 14837, 17575, 19055, 26695, 28943, 38095, 41303, 48925, 51985, 72409, 74185, 95275, 112681, 133475, 144715, 190475, 197543, 206515, 259925, 281903, 362045, 370925, 549917, 563405, 723575, 784757, 987715, 1032575, 1070891, 1409515, 1528211, 1810225, 2140939, 2749585, 2817025, 3923785, 4169197, 4938575, 5354455, 7047575, 7641055, 10704695, 11606143, 13747925, 19618925, 20346929, 20845985, 26772275, 29036009, 38205275, 53523475, 58030715, 79214743, 101734645, 104229925, 145180045, 220516717, 290153575, 396073715, 429427291, 508673225, 725900225, 1102583585, 1980368575, 2147136455, 5512917925, 8159118529, 10735682275, 40795592645, 203977963225]

約数ペア:

[(1, 203977963225), (5, 40795592645), (19, 10735682275), (25, 8159118529), (37, 5512917925), (95, 2147136455), (103, 1980368575), (185, 1102583585), (281, 725900225), (401, 508673225), (475, 429427291), (515, 396073715), (703, 290153575), (925, 220516717), (1405, 145180045), (1957, 104229925), (2005, 101734645), (2575, 79214743), (3515, 58030715), (3811, 53523475), (5339, 38205275), (7025, 29036009), (7619, 26772275), (9785, 20845985), (10025, 20346929), (10397, 19618925), (14837, 13747925), (17575, 11606143), (19055, 10704695), (26695, 7641055), (28943, 7047575), (38095, 5354455), (41303, 4938575), (48925, 4169197), (51985, 3923785), (72409, 2817025), (74185, 2749585), (95275, 2140939), (112681, 1810225), (133475, 1528211), (144715, 1409515), (190475, 1070891), (197543, 1032575), (206515, 987715), (259925, 784757), (281903, 723575), (362045, 563405), (370925, 549917)]