87863360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21121}}^1$

素因数の和:21151

約数の個数: 56

約数和(自身を含む): 225329496

約数和(自身を除く): 137466136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21121, 42242, 84484, 105605, 168968, 211210, 274573, 337936, 422420, 549146, 675872, 844840, 1098292, 1351744, 1372865, 1689680, 2196584, 2745730, 3379360, 4393168, 5491460, 6758720, 8786336, 10982920, 17572672, 21965840, 43931680, 87863360]

約数ペア:

[(1, 87863360), (2, 43931680), (4, 21965840), (5, 17572672), (8, 10982920), (10, 8786336), (13, 6758720), (16, 5491460), (20, 4393168), (26, 3379360), (32, 2745730), (40, 2196584), (52, 1689680), (64, 1372865), (65, 1351744), (80, 1098292), (104, 844840), (130, 675872), (160, 549146), (208, 422420), (260, 337936), (320, 274573), (416, 211210), (520, 168968), (832, 105605), (1040, 84484), (2080, 42242), (4160, 21121)]