61997200

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 120

約数和(自身を含む): 157757760

約数和(自身を除く): 95760560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 59, 71, 74, 80, 100, 118, 142, 148, 185, 200, 236, 284, 295, 296, 355, 370, 400, 472, 568, 590, 592, 710, 740, 925, 944, 1136, 1180, 1420, 1475, 1480, 1775, 1850, 2183, 2360, 2627, 2840, 2950, 2960, 3550, 3700, 4189, 4366, 4720, 5254, 5680, 5900, 7100, 7400, 8378, 8732, 10508, 10915, 11800, 13135, 14200, 14800, 16756, 17464, 20945, 21016, 21830, 23600, 26270, 28400, 33512, 34928, 41890, 42032, 43660, 52540, 54575, 65675, 67024, 83780, 87320, 104725, 105080, 109150, 131350, 154993, 167560, 174640, 209450, 210160, 218300, 262700, 309986, 335120, 418900, 436600, 525400, 619972, 774965, 837800, 873200, 1050800, 1239944, 1549930, 1675600, 2479888, 3099860, 3874825, 6199720, 7749650, 12399440, 15499300, 30998600, 61997200]

約数ペア:

[(1, 61997200), (2, 30998600), (4, 15499300), (5, 12399440), (8, 7749650), (10, 6199720), (16, 3874825), (20, 3099860), (25, 2479888), (37, 1675600), (40, 1549930), (50, 1239944), (59, 1050800), (71, 873200), (74, 837800), (80, 774965), (100, 619972), (118, 525400), (142, 436600), (148, 418900), (185, 335120), (200, 309986), (236, 262700), (284, 218300), (295, 210160), (296, 209450), (355, 174640), (370, 167560), (400, 154993), (472, 131350), (568, 109150), (590, 105080), (592, 104725), (710, 87320), (740, 83780), (925, 67024), (944, 65675), (1136, 54575), (1180, 52540), (1420, 43660), (1475, 42032), (1480, 41890), (1775, 34928), (1850, 33512), (2183, 28400), (2360, 26270), (2627, 23600), (2840, 21830), (2950, 21016), (2960, 20945), (3550, 17464), (3700, 16756), (4189, 14800), (4366, 14200), (4720, 13135), (5254, 11800), (5680, 10915), (5900, 10508), (7100, 8732), (7400, 8378)]