38875900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 105548800

約数和(自身を除く): 66672900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 37, 38, 50, 70, 74, 76, 79, 95, 100, 133, 140, 148, 158, 175, 185, 190, 259, 266, 316, 350, 370, 380, 395, 475, 518, 532, 553, 665, 700, 703, 740, 790, 925, 950, 1036, 1106, 1295, 1330, 1406, 1501, 1580, 1850, 1900, 1975, 2212, 2590, 2660, 2765, 2812, 2923, 3002, 3325, 3515, 3700, 3950, 4921, 5180, 5530, 5846, 6004, 6475, 6650, 7030, 7505, 7900, 9842, 10507, 11060, 11692, 12950, 13300, 13825, 14060, 14615, 15010, 17575, 19684, 20461, 21014, 24605, 25900, 27650, 29230, 30020, 35150, 37525, 40922, 42028, 49210, 52535, 55300, 55537, 58460, 70300, 73075, 75050, 81844, 98420, 102305, 105070, 111074, 123025, 146150, 150100, 204610, 210140, 222148, 246050, 262675, 277685, 292300, 388759, 409220, 492100, 511525, 525350, 555370, 777518, 1023050, 1050700, 1110740, 1388425, 1555036, 1943795, 2046100, 2776850, 3887590, 5553700, 7775180, 9718975, 19437950, 38875900]

約数ペア:

[(1, 38875900), (2, 19437950), (4, 9718975), (5, 7775180), (7, 5553700), (10, 3887590), (14, 2776850), (19, 2046100), (20, 1943795), (25, 1555036), (28, 1388425), (35, 1110740), (37, 1050700), (38, 1023050), (50, 777518), (70, 555370), (74, 525350), (76, 511525), (79, 492100), (95, 409220), (100, 388759), (133, 292300), (140, 277685), (148, 262675), (158, 246050), (175, 222148), (185, 210140), (190, 204610), (259, 150100), (266, 146150), (316, 123025), (350, 111074), (370, 105070), (380, 102305), (395, 98420), (475, 81844), (518, 75050), (532, 73075), (553, 70300), (665, 58460), (700, 55537), (703, 55300), (740, 52535), (790, 49210), (925, 42028), (950, 40922), (1036, 37525), (1106, 35150), (1295, 30020), (1330, 29230), (1406, 27650), (1501, 25900), (1580, 24605), (1850, 21014), (1900, 20461), (1975, 19684), (2212, 17575), (2590, 15010), (2660, 14615), (2765, 14060), (2812, 13825), (2923, 13300), (3002, 12950), (3325, 11692), (3515, 11060), (3700, 10507), (3950, 9842), (4921, 7900), (5180, 7505), (5530, 7030), (5846, 6650), (6004, 6475)]