87615520

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 215986176

約数和(自身を除く): 128370656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 61, 80, 94, 122, 160, 188, 191, 235, 244, 305, 376, 382, 470, 488, 610, 752, 764, 940, 955, 976, 1220, 1504, 1528, 1880, 1910, 1952, 2440, 2867, 3056, 3760, 3820, 4880, 5734, 6112, 7520, 7640, 8977, 9760, 11468, 11651, 14335, 15280, 17954, 22936, 23302, 28670, 30560, 35908, 44885, 45872, 46604, 57340, 58255, 71816, 89770, 91744, 93208, 114680, 116510, 143632, 179540, 186416, 229360, 233020, 287264, 359080, 372832, 458720, 466040, 547597, 718160, 932080, 1095194, 1436320, 1864160, 2190388, 2737985, 4380776, 5475970, 8761552, 10951940, 17523104, 21903880, 43807760, 87615520]

約数ペア:

[(1, 87615520), (2, 43807760), (4, 21903880), (5, 17523104), (8, 10951940), (10, 8761552), (16, 5475970), (20, 4380776), (32, 2737985), (40, 2190388), (47, 1864160), (61, 1436320), (80, 1095194), (94, 932080), (122, 718160), (160, 547597), (188, 466040), (191, 458720), (235, 372832), (244, 359080), (305, 287264), (376, 233020), (382, 229360), (470, 186416), (488, 179540), (610, 143632), (752, 116510), (764, 114680), (940, 93208), (955, 91744), (976, 89770), (1220, 71816), (1504, 58255), (1528, 57340), (1880, 46604), (1910, 45872), (1952, 44885), (2440, 35908), (2867, 30560), (3056, 28670), (3760, 23302), (3820, 22936), (4880, 17954), (5734, 15280), (6112, 14335), (7520, 11651), (7640, 11468), (8977, 9760)]