72428000

素因数分解:

$2^5\times 5^3\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:997

約数の個数: 96

約数和(自身を含む): 187518240

約数和(自身を除く): 115090240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 125, 152, 160, 190, 200, 250, 304, 380, 400, 475, 500, 608, 760, 800, 950, 953, 1000, 1520, 1900, 1906, 2000, 2375, 3040, 3800, 3812, 4000, 4750, 4765, 7600, 7624, 9500, 9530, 15200, 15248, 18107, 19000, 19060, 23825, 30496, 36214, 38000, 38120, 47650, 72428, 76000, 76240, 90535, 95300, 119125, 144856, 152480, 181070, 190600, 238250, 289712, 362140, 381200, 452675, 476500, 579424, 724280, 762400, 905350, 953000, 1448560, 1810700, 1906000, 2263375, 2897120, 3621400, 3812000, 4526750, 7242800, 9053500, 14485600, 18107000, 36214000, 72428000]

約数ペア:

[(1, 72428000), (2, 36214000), (4, 18107000), (5, 14485600), (8, 9053500), (10, 7242800), (16, 4526750), (19, 3812000), (20, 3621400), (25, 2897120), (32, 2263375), (38, 1906000), (40, 1810700), (50, 1448560), (76, 953000), (80, 905350), (95, 762400), (100, 724280), (125, 579424), (152, 476500), (160, 452675), (190, 381200), (200, 362140), (250, 289712), (304, 238250), (380, 190600), (400, 181070), (475, 152480), (500, 144856), (608, 119125), (760, 95300), (800, 90535), (950, 76240), (953, 76000), (1000, 72428), (1520, 47650), (1900, 38120), (1906, 38000), (2000, 36214), (2375, 30496), (3040, 23825), (3800, 19060), (3812, 19000), (4000, 18107), (4750, 15248), (4765, 15200), (7600, 9530), (7624, 9500)]