53713280

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 128

約数和(自身を含む): 138801600

約数和(自身を除く): 85088320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 41, 46, 64, 80, 82, 89, 92, 115, 128, 160, 164, 178, 184, 205, 230, 320, 328, 356, 368, 410, 445, 460, 640, 656, 712, 736, 820, 890, 920, 943, 1312, 1424, 1472, 1640, 1780, 1840, 1886, 2047, 2624, 2848, 2944, 3280, 3560, 3649, 3680, 3772, 4094, 4715, 5248, 5696, 6560, 7120, 7298, 7360, 7544, 8188, 9430, 10235, 11392, 13120, 14240, 14596, 14720, 15088, 16376, 18245, 18860, 20470, 26240, 28480, 29192, 30176, 32752, 36490, 37720, 40940, 56960, 58384, 60352, 65504, 72980, 75440, 81880, 83927, 116768, 120704, 131008, 145960, 150880, 163760, 167854, 233536, 262016, 291920, 301760, 327520, 335708, 419635, 467072, 583840, 603520, 655040, 671416, 839270, 1167680, 1310080, 1342832, 1678540, 2335360, 2685664, 3357080, 5371328, 6714160, 10742656, 13428320, 26856640, 53713280]

約数ペア:

[(1, 53713280), (2, 26856640), (4, 13428320), (5, 10742656), (8, 6714160), (10, 5371328), (16, 3357080), (20, 2685664), (23, 2335360), (32, 1678540), (40, 1342832), (41, 1310080), (46, 1167680), (64, 839270), (80, 671416), (82, 655040), (89, 603520), (92, 583840), (115, 467072), (128, 419635), (160, 335708), (164, 327520), (178, 301760), (184, 291920), (205, 262016), (230, 233536), (320, 167854), (328, 163760), (356, 150880), (368, 145960), (410, 131008), (445, 120704), (460, 116768), (640, 83927), (656, 81880), (712, 75440), (736, 72980), (820, 65504), (890, 60352), (920, 58384), (943, 56960), (1312, 40940), (1424, 37720), (1472, 36490), (1640, 32752), (1780, 30176), (1840, 29192), (1886, 28480), (2047, 26240), (2624, 20470), (2848, 18860), (2944, 18245), (3280, 16376), (3560, 15088), (3649, 14720), (3680, 14596), (3772, 14240), (4094, 13120), (4715, 11392), (5248, 10235), (5696, 9430), (6560, 8188), (7120, 7544), (7298, 7360)]