80784900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{12823}}^1$

素因数の和:12850

約数の個数: 108

約数和(自身を含む): 289412032

約数和(自身を除く): 208627132

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 6300, 12823, 25646, 38469, 51292, 64115, 76938, 89761, 115407, 128230, 153876, 179522, 192345, 230814, 256460, 269283, 320575, 359044, 384690, 448805, 461628, 538566, 577035, 641150, 769380, 807849, 897610, 961725, 1077132, 1154070, 1282300, 1346415, 1615698, 1795220, 1923450, 2244025, 2308140, 2692830, 2885175, 3231396, 3846900, 4039245, 4488050, 5385660, 5770350, 6732075, 8078490, 8976100, 11540700, 13464150, 16156980, 20196225, 26928300, 40392450, 80784900]

約数ペア:

[(1, 80784900), (2, 40392450), (3, 26928300), (4, 20196225), (5, 16156980), (6, 13464150), (7, 11540700), (9, 8976100), (10, 8078490), (12, 6732075), (14, 5770350), (15, 5385660), (18, 4488050), (20, 4039245), (21, 3846900), (25, 3231396), (28, 2885175), (30, 2692830), (35, 2308140), (36, 2244025), (42, 1923450), (45, 1795220), (50, 1615698), (60, 1346415), (63, 1282300), (70, 1154070), (75, 1077132), (84, 961725), (90, 897610), (100, 807849), (105, 769380), (126, 641150), (140, 577035), (150, 538566), (175, 461628), (180, 448805), (210, 384690), (225, 359044), (252, 320575), (300, 269283), (315, 256460), (350, 230814), (420, 192345), (450, 179522), (525, 153876), (630, 128230), (700, 115407), (900, 89761), (1050, 76938), (1260, 64115), (1575, 51292), (2100, 38469), (3150, 25646), (6300, 12823)]