78670900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{601}}^1$

素因数の和:650

約数の個数: 144

約数和(自身を含む): 225735552

約数和(自身を除く): 147064652

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 25, 28, 34, 35, 44, 50, 55, 68, 70, 77, 85, 100, 110, 119, 140, 154, 170, 175, 187, 220, 238, 275, 308, 340, 350, 374, 385, 425, 476, 550, 595, 601, 700, 748, 770, 850, 935, 1100, 1190, 1202, 1309, 1540, 1700, 1870, 1925, 2380, 2404, 2618, 2975, 3005, 3740, 3850, 4207, 4675, 5236, 5950, 6010, 6545, 6611, 7700, 8414, 9350, 10217, 11900, 12020, 13090, 13222, 15025, 16828, 18700, 20434, 21035, 26180, 26444, 30050, 32725, 33055, 40868, 42070, 46277, 51085, 60100, 65450, 66110, 71519, 84140, 92554, 102170, 105175, 112387, 130900, 132220, 143038, 165275, 185108, 204340, 210350, 224774, 231385, 255425, 286076, 330550, 357595, 420700, 449548, 462770, 510850, 561935, 661100, 715190, 786709, 925540, 1021700, 1123870, 1156925, 1430380, 1573418, 1787975, 2247740, 2313850, 2809675, 3146836, 3575950, 3933545, 4627700, 5619350, 7151900, 7867090, 11238700, 15734180, 19667725, 39335450, 78670900]

約数ペア:

[(1, 78670900), (2, 39335450), (4, 19667725), (5, 15734180), (7, 11238700), (10, 7867090), (11, 7151900), (14, 5619350), (17, 4627700), (20, 3933545), (22, 3575950), (25, 3146836), (28, 2809675), (34, 2313850), (35, 2247740), (44, 1787975), (50, 1573418), (55, 1430380), (68, 1156925), (70, 1123870), (77, 1021700), (85, 925540), (100, 786709), (110, 715190), (119, 661100), (140, 561935), (154, 510850), (170, 462770), (175, 449548), (187, 420700), (220, 357595), (238, 330550), (275, 286076), (308, 255425), (340, 231385), (350, 224774), (374, 210350), (385, 204340), (425, 185108), (476, 165275), (550, 143038), (595, 132220), (601, 130900), (700, 112387), (748, 105175), (770, 102170), (850, 92554), (935, 84140), (1100, 71519), (1190, 66110), (1202, 65450), (1309, 60100), (1540, 51085), (1700, 46277), (1870, 42070), (1925, 40868), (2380, 33055), (2404, 32725), (2618, 30050), (2975, 26444), (3005, 26180), (3740, 21035), (3850, 20434), (4207, 18700), (4675, 16828), (5236, 15025), (5950, 13222), (6010, 13090), (6545, 12020), (6611, 11900), (7700, 10217), (8414, 9350)]