20317990500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{137}}^1\times {\mathrm{32957}}^1$

素因数の和:33119

約数の個数: 144

約数和(自身を含む): 64566303984

約数和(自身を除く): 44248313484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 137, 150, 180, 225, 250, 274, 300, 375, 411, 450, 500, 548, 685, 750, 822, 900, 1125, 1233, 1370, 1500, 1644, 2055, 2250, 2466, 2740, 3425, 4110, 4500, 4932, 6165, 6850, 8220, 10275, 12330, 13700, 17125, 20550, 24660, 30825, 32957, 34250, 41100, 51375, 61650, 65914, 68500, 98871, 102750, 123300, 131828, 154125, 164785, 197742, 205500, 296613, 308250, 329570, 395484, 494355, 593226, 616500, 659140, 823925, 988710, 1186452, 1483065, 1647850, 1977420, 2471775, 2966130, 3295700, 4119625, 4515109, 4943550, 5932260, 7415325, 8239250, 9030218, 9887100, 12358875, 13545327, 14830650, 16478500, 18060436, 22575545, 24717750, 27090654, 29661300, 37076625, 40635981, 45151090, 49435500, 54181308, 67726635, 74153250, 81271962, 90302180, 112877725, 135453270, 148306500, 162543924, 203179905, 225755450, 270906540, 338633175, 406359810, 451510900, 564388625, 677266350, 812719620, 1015899525, 1128777250, 1354532700, 1693165875, 2031799050, 2257554500, 3386331750, 4063598100, 5079497625, 6772663500, 10158995250, 20317990500]

約数ペア:

[(1, 20317990500), (2, 10158995250), (3, 6772663500), (4, 5079497625), (5, 4063598100), (6, 3386331750), (9, 2257554500), (10, 2031799050), (12, 1693165875), (15, 1354532700), (18, 1128777250), (20, 1015899525), (25, 812719620), (30, 677266350), (36, 564388625), (45, 451510900), (50, 406359810), (60, 338633175), (75, 270906540), (90, 225755450), (100, 203179905), (125, 162543924), (137, 148306500), (150, 135453270), (180, 112877725), (225, 90302180), (250, 81271962), (274, 74153250), (300, 67726635), (375, 54181308), (411, 49435500), (450, 45151090), (500, 40635981), (548, 37076625), (685, 29661300), (750, 27090654), (822, 24717750), (900, 22575545), (1125, 18060436), (1233, 16478500), (1370, 14830650), (1500, 13545327), (1644, 12358875), (2055, 9887100), (2250, 9030218), (2466, 8239250), (2740, 7415325), (3425, 5932260), (4110, 4943550), (4500, 4515109), (4932, 4119625), (6165, 3295700), (6850, 2966130), (8220, 2471775), (10275, 1977420), (12330, 1647850), (13700, 1483065), (17125, 1186452), (20550, 988710), (24660, 823925), (30825, 659140), (32957, 616500), (34250, 593226), (41100, 494355), (51375, 395484), (61650, 329570), (65914, 308250), (68500, 296613), (98871, 205500), (102750, 197742), (123300, 164785), (131828, 154125)]