144820000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 120

約数和(自身を含む): 384373836

約数和(自身を除く): 239553836

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 325, 400, 416, 500, 520, 557, 625, 650, 800, 1000, 1040, 1114, 1250, 1300, 1625, 2000, 2080, 2228, 2500, 2600, 2785, 3250, 4000, 4456, 5000, 5200, 5570, 6500, 7241, 8125, 8912, 10000, 10400, 11140, 13000, 13925, 14482, 16250, 17824, 20000, 22280, 26000, 27850, 28964, 32500, 36205, 44560, 52000, 55700, 57928, 65000, 69625, 72410, 89120, 111400, 115856, 130000, 139250, 144820, 181025, 222800, 231712, 260000, 278500, 289640, 348125, 362050, 445600, 557000, 579280, 696250, 724100, 905125, 1114000, 1158560, 1392500, 1448200, 1810250, 2228000, 2785000, 2896400, 3620500, 4525625, 5570000, 5792800, 7241000, 9051250, 11140000, 14482000, 18102500, 28964000, 36205000, 72410000, 144820000]

約数ペア:

[(1, 144820000), (2, 72410000), (4, 36205000), (5, 28964000), (8, 18102500), (10, 14482000), (13, 11140000), (16, 9051250), (20, 7241000), (25, 5792800), (26, 5570000), (32, 4525625), (40, 3620500), (50, 2896400), (52, 2785000), (65, 2228000), (80, 1810250), (100, 1448200), (104, 1392500), (125, 1158560), (130, 1114000), (160, 905125), (200, 724100), (208, 696250), (250, 579280), (260, 557000), (325, 445600), (400, 362050), (416, 348125), (500, 289640), (520, 278500), (557, 260000), (625, 231712), (650, 222800), (800, 181025), (1000, 144820), (1040, 139250), (1114, 130000), (1250, 115856), (1300, 111400), (1625, 89120), (2000, 72410), (2080, 69625), (2228, 65000), (2500, 57928), (2600, 55700), (2785, 52000), (3250, 44560), (4000, 36205), (4456, 32500), (5000, 28964), (5200, 27850), (5570, 26000), (6500, 22280), (7241, 20000), (8125, 17824), (8912, 16250), (10000, 14482), (10400, 13925), (11140, 13000)]