38908480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 102412800

約数和(自身を除く): 63504320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 80, 94, 104, 130, 160, 188, 199, 208, 235, 260, 320, 376, 398, 416, 470, 520, 611, 752, 796, 832, 940, 995, 1040, 1222, 1504, 1592, 1880, 1990, 2080, 2444, 2587, 3008, 3055, 3184, 3760, 3980, 4160, 4888, 5174, 6110, 6368, 7520, 7960, 9353, 9776, 10348, 12220, 12736, 12935, 15040, 15920, 18706, 19552, 20696, 24440, 25870, 31840, 37412, 39104, 41392, 46765, 48880, 51740, 63680, 74824, 82784, 93530, 97760, 103480, 121589, 149648, 165568, 187060, 195520, 206960, 243178, 299296, 374120, 413920, 486356, 598592, 607945, 748240, 827840, 972712, 1215890, 1496480, 1945424, 2431780, 2992960, 3890848, 4863560, 7781696, 9727120, 19454240, 38908480]

約数ペア:

[(1, 38908480), (2, 19454240), (4, 9727120), (5, 7781696), (8, 4863560), (10, 3890848), (13, 2992960), (16, 2431780), (20, 1945424), (26, 1496480), (32, 1215890), (40, 972712), (47, 827840), (52, 748240), (64, 607945), (65, 598592), (80, 486356), (94, 413920), (104, 374120), (130, 299296), (160, 243178), (188, 206960), (199, 195520), (208, 187060), (235, 165568), (260, 149648), (320, 121589), (376, 103480), (398, 97760), (416, 93530), (470, 82784), (520, 74824), (611, 63680), (752, 51740), (796, 48880), (832, 46765), (940, 41392), (995, 39104), (1040, 37412), (1222, 31840), (1504, 25870), (1592, 24440), (1880, 20696), (1990, 19552), (2080, 18706), (2444, 15920), (2587, 15040), (3008, 12935), (3055, 12736), (3184, 12220), (3760, 10348), (3980, 9776), (4160, 9353), (4888, 7960), (5174, 7520), (6110, 6368)]