720706970000

素因数分解:

$2^4\times 5^4\times {\mathrm{1327}}^1\times {\mathrm{54311}}^1$

素因数の和:55666

約数の個数: 100

約数和(自身を含む): 1746250720896

約数和(自身を除く): 1025543750896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 625, 1000, 1250, 1327, 2000, 2500, 2654, 5000, 5308, 6635, 10000, 10616, 13270, 21232, 26540, 33175, 53080, 54311, 66350, 106160, 108622, 132700, 165875, 217244, 265400, 271555, 331750, 434488, 530800, 543110, 663500, 829375, 868976, 1086220, 1327000, 1357775, 1658750, 2172440, 2654000, 2715550, 3317500, 4344880, 5431100, 6635000, 6788875, 10862200, 13270000, 13577750, 21724400, 27155500, 33944375, 54311000, 67888750, 72070697, 108622000, 135777500, 144141394, 271555000, 288282788, 360353485, 543110000, 576565576, 720706970, 1153131152, 1441413940, 1801767425, 2882827880, 3603534850, 5765655760, 7207069700, 9008837125, 14414139400, 18017674250, 28828278800, 36035348500, 45044185625, 72070697000, 90088371250, 144141394000, 180176742500, 360353485000, 720706970000]

約数ペア:

[(1, 720706970000), (2, 360353485000), (4, 180176742500), (5, 144141394000), (8, 90088371250), (10, 72070697000), (16, 45044185625), (20, 36035348500), (25, 28828278800), (40, 18017674250), (50, 14414139400), (80, 9008837125), (100, 7207069700), (125, 5765655760), (200, 3603534850), (250, 2882827880), (400, 1801767425), (500, 1441413940), (625, 1153131152), (1000, 720706970), (1250, 576565576), (1327, 543110000), (2000, 360353485), (2500, 288282788), (2654, 271555000), (5000, 144141394), (5308, 135777500), (6635, 108622000), (10000, 72070697), (10616, 67888750), (13270, 54311000), (21232, 33944375), (26540, 27155500), (33175, 21724400), (53080, 13577750), (54311, 13270000), (66350, 10862200), (106160, 6788875), (108622, 6635000), (132700, 5431100), (165875, 4344880), (217244, 3317500), (265400, 2715550), (271555, 2654000), (331750, 2172440), (434488, 1658750), (530800, 1357775), (543110, 1327000), (663500, 1086220), (829375, 868976)]