195115520

素因数分解:

$2^9\times 5^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:605

約数の個数: 80

約数和(自身を含む): 471398400

約数和(自身を除く): 276282880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 256, 320, 383, 398, 512, 640, 766, 796, 995, 1280, 1532, 1592, 1915, 1990, 2560, 3064, 3184, 3830, 3980, 6128, 6368, 7660, 7960, 12256, 12736, 15320, 15920, 24512, 25472, 30640, 31840, 49024, 50944, 61280, 63680, 76217, 98048, 101888, 122560, 127360, 152434, 196096, 245120, 254720, 304868, 381085, 490240, 509440, 609736, 762170, 980480, 1219472, 1524340, 2438944, 3048680, 4877888, 6097360, 9755776, 12194720, 19511552, 24389440, 39023104, 48778880, 97557760, 195115520]

約数ペア:

[(1, 195115520), (2, 97557760), (4, 48778880), (5, 39023104), (8, 24389440), (10, 19511552), (16, 12194720), (20, 9755776), (32, 6097360), (40, 4877888), (64, 3048680), (80, 2438944), (128, 1524340), (160, 1219472), (199, 980480), (256, 762170), (320, 609736), (383, 509440), (398, 490240), (512, 381085), (640, 304868), (766, 254720), (796, 245120), (995, 196096), (1280, 152434), (1532, 127360), (1592, 122560), (1915, 101888), (1990, 98048), (2560, 76217), (3064, 63680), (3184, 61280), (3830, 50944), (3980, 49024), (6128, 31840), (6368, 30640), (7660, 25472), (7960, 24512), (12256, 15920), (12736, 15320)]