812398000

素因数分解:

$2^4\times 5^3\times {\mathrm{61}}^1\times {\mathrm{6659}}^1$

素因数の和:6743

約数の個数: 80

約数和(自身を含む): 1996881120

約数和(自身を除く): 1184483120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 125, 200, 244, 250, 305, 400, 488, 500, 610, 976, 1000, 1220, 1525, 2000, 2440, 3050, 4880, 6100, 6659, 7625, 12200, 13318, 15250, 24400, 26636, 30500, 33295, 53272, 61000, 66590, 106544, 122000, 133180, 166475, 266360, 332950, 406199, 532720, 665900, 812398, 832375, 1331800, 1624796, 1664750, 2030995, 2663600, 3249592, 3329500, 4061990, 6499184, 6659000, 8123980, 10154975, 13318000, 16247960, 20309950, 32495920, 40619900, 50774875, 81239800, 101549750, 162479600, 203099500, 406199000, 812398000]

約数ペア:

[(1, 812398000), (2, 406199000), (4, 203099500), (5, 162479600), (8, 101549750), (10, 81239800), (16, 50774875), (20, 40619900), (25, 32495920), (40, 20309950), (50, 16247960), (61, 13318000), (80, 10154975), (100, 8123980), (122, 6659000), (125, 6499184), (200, 4061990), (244, 3329500), (250, 3249592), (305, 2663600), (400, 2030995), (488, 1664750), (500, 1624796), (610, 1331800), (976, 832375), (1000, 812398), (1220, 665900), (1525, 532720), (2000, 406199), (2440, 332950), (3050, 266360), (4880, 166475), (6100, 133180), (6659, 122000), (7625, 106544), (12200, 66590), (13318, 61000), (15250, 53272), (24400, 33295), (26636, 30500)]