86136880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{929}}^1$

素因数の和:1022

約数の個数: 80

約数和(自身を含む): 214495200

約数和(自身を除く): 128358320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 929, 976, 1159, 1220, 1520, 1858, 2318, 2440, 3716, 4636, 4645, 4880, 5795, 7432, 9272, 9290, 11590, 14864, 17651, 18544, 18580, 23180, 35302, 37160, 46360, 56669, 70604, 74320, 88255, 92720, 113338, 141208, 176510, 226676, 282416, 283345, 353020, 453352, 566690, 706040, 906704, 1076711, 1133380, 1412080, 2153422, 2266760, 4306844, 4533520, 5383555, 8613688, 10767110, 17227376, 21534220, 43068440, 86136880]

約数ペア:

[(1, 86136880), (2, 43068440), (4, 21534220), (5, 17227376), (8, 10767110), (10, 8613688), (16, 5383555), (19, 4533520), (20, 4306844), (38, 2266760), (40, 2153422), (61, 1412080), (76, 1133380), (80, 1076711), (95, 906704), (122, 706040), (152, 566690), (190, 453352), (244, 353020), (304, 283345), (305, 282416), (380, 226676), (488, 176510), (610, 141208), (760, 113338), (929, 92720), (976, 88255), (1159, 74320), (1220, 70604), (1520, 56669), (1858, 46360), (2318, 37160), (2440, 35302), (3716, 23180), (4636, 18580), (4645, 18544), (4880, 17651), (5795, 14864), (7432, 11590), (9272, 9290)]