87376640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 231789600

約数和(自身を除く): 144412960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 64, 65, 80, 89, 104, 118, 128, 130, 160, 178, 208, 236, 256, 260, 295, 320, 356, 416, 445, 472, 520, 590, 640, 712, 767, 832, 890, 944, 1040, 1157, 1180, 1280, 1424, 1534, 1664, 1780, 1888, 2080, 2314, 2360, 2848, 3068, 3328, 3560, 3776, 3835, 4160, 4628, 4720, 5251, 5696, 5785, 6136, 7120, 7552, 7670, 8320, 9256, 9440, 10502, 11392, 11570, 12272, 14240, 15104, 15340, 16640, 18512, 18880, 21004, 22784, 23140, 24544, 26255, 28480, 30680, 37024, 37760, 42008, 46280, 49088, 52510, 56960, 61360, 68263, 74048, 75520, 84016, 92560, 98176, 105020, 113920, 122720, 136526, 148096, 168032, 185120, 196352, 210040, 245440, 273052, 296192, 336064, 341315, 370240, 420080, 490880, 546104, 672128, 682630, 740480, 840160, 981760, 1092208, 1344256, 1365260, 1480960, 1680320, 2184416, 2730520, 3360640, 4368832, 5461040, 6721280, 8737664, 10922080, 17475328, 21844160, 43688320, 87376640]

約数ペア:

[(1, 87376640), (2, 43688320), (4, 21844160), (5, 17475328), (8, 10922080), (10, 8737664), (13, 6721280), (16, 5461040), (20, 4368832), (26, 3360640), (32, 2730520), (40, 2184416), (52, 1680320), (59, 1480960), (64, 1365260), (65, 1344256), (80, 1092208), (89, 981760), (104, 840160), (118, 740480), (128, 682630), (130, 672128), (160, 546104), (178, 490880), (208, 420080), (236, 370240), (256, 341315), (260, 336064), (295, 296192), (320, 273052), (356, 245440), (416, 210040), (445, 196352), (472, 185120), (520, 168032), (590, 148096), (640, 136526), (712, 122720), (767, 113920), (832, 105020), (890, 98176), (944, 92560), (1040, 84016), (1157, 75520), (1180, 74048), (1280, 68263), (1424, 61360), (1534, 56960), (1664, 52510), (1780, 49088), (1888, 46280), (2080, 42008), (2314, 37760), (2360, 37024), (2848, 30680), (3068, 28480), (3328, 26255), (3560, 24544), (3776, 23140), (3835, 22784), (4160, 21004), (4628, 18880), (4720, 18512), (5251, 16640), (5696, 15340), (5785, 15104), (6136, 14240), (7120, 12272), (7552, 11570), (7670, 11392), (8320, 10502), (9256, 9440)]