129870700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2357}}^1$

素因数の和:2419

約数の個数: 72

約数和(自身を含む): 307011600

約数和(自身を除く): 177140900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 38, 50, 58, 76, 95, 100, 116, 145, 190, 290, 380, 475, 551, 580, 725, 950, 1102, 1450, 1900, 2204, 2357, 2755, 2900, 4714, 5510, 9428, 11020, 11785, 13775, 23570, 27550, 44783, 47140, 55100, 58925, 68353, 89566, 117850, 136706, 179132, 223915, 235700, 273412, 341765, 447830, 683530, 895660, 1119575, 1298707, 1367060, 1708825, 2239150, 2597414, 3417650, 4478300, 5194828, 6493535, 6835300, 12987070, 25974140, 32467675, 64935350, 129870700]

約数ペア:

[(1, 129870700), (2, 64935350), (4, 32467675), (5, 25974140), (10, 12987070), (19, 6835300), (20, 6493535), (25, 5194828), (29, 4478300), (38, 3417650), (50, 2597414), (58, 2239150), (76, 1708825), (95, 1367060), (100, 1298707), (116, 1119575), (145, 895660), (190, 683530), (290, 447830), (380, 341765), (475, 273412), (551, 235700), (580, 223915), (725, 179132), (950, 136706), (1102, 117850), (1450, 89566), (1900, 68353), (2204, 58925), (2357, 55100), (2755, 47140), (2900, 44783), (4714, 27550), (5510, 23570), (9428, 13775), (11020, 11785)]