87918880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3413}}^1$

素因数の和:3458

約数の個数: 96

約数和(自身を含む): 247774464

約数和(自身を除く): 159855584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3413, 3680, 5152, 6440, 6826, 12880, 13652, 17065, 23891, 25760, 27304, 34130, 47782, 54608, 68260, 78499, 95564, 109216, 119455, 136520, 156998, 191128, 238910, 273040, 313996, 382256, 392495, 477820, 546080, 549493, 627992, 764512, 784990, 955640, 1098986, 1255984, 1569980, 1911280, 2197972, 2511968, 2747465, 3139960, 3822560, 4395944, 5494930, 6279920, 8791888, 10989860, 12559840, 17583776, 21979720, 43959440, 87918880]

約数ペア:

[(1, 87918880), (2, 43959440), (4, 21979720), (5, 17583776), (7, 12559840), (8, 10989860), (10, 8791888), (14, 6279920), (16, 5494930), (20, 4395944), (23, 3822560), (28, 3139960), (32, 2747465), (35, 2511968), (40, 2197972), (46, 1911280), (56, 1569980), (70, 1255984), (80, 1098986), (92, 955640), (112, 784990), (115, 764512), (140, 627992), (160, 549493), (161, 546080), (184, 477820), (224, 392495), (230, 382256), (280, 313996), (322, 273040), (368, 238910), (460, 191128), (560, 156998), (644, 136520), (736, 119455), (805, 109216), (920, 95564), (1120, 78499), (1288, 68260), (1610, 54608), (1840, 47782), (2576, 34130), (3220, 27304), (3413, 25760), (3680, 23891), (5152, 17065), (6440, 13652), (6826, 12880)]