20153202975

素因数分解:

$3^4\times 5^2\times {\mathrm{239}}^1\times {\mathrm{41641}}^1$

素因数の和:41902

約数の個数: 60

約数和(自身を含む): 37487794080

約数和(自身を除く): 17334591105

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 239, 405, 675, 717, 1195, 2025, 2151, 3585, 5975, 6453, 10755, 17925, 19359, 32265, 41641, 53775, 96795, 124923, 161325, 208205, 374769, 483975, 624615, 1041025, 1124307, 1873845, 3123075, 3372921, 5621535, 9369225, 9952199, 16864605, 28107675, 29856597, 49760995, 84323025, 89569791, 149282985, 248804975, 268709373, 447848955, 746414925, 806128119, 1343546865, 2239244775, 4030640595, 6717734325, 20153202975]

約数ペア:

[(1, 20153202975), (3, 6717734325), (5, 4030640595), (9, 2239244775), (15, 1343546865), (25, 806128119), (27, 746414925), (45, 447848955), (75, 268709373), (81, 248804975), (135, 149282985), (225, 89569791), (239, 84323025), (405, 49760995), (675, 29856597), (717, 28107675), (1195, 16864605), (2025, 9952199), (2151, 9369225), (3585, 5621535), (5975, 3372921), (6453, 3123075), (10755, 1873845), (17925, 1124307), (19359, 1041025), (32265, 624615), (41641, 483975), (53775, 374769), (96795, 208205), (124923, 161325)]