78413360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 190836000

約数和(自身を除く): 112422640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 118, 148, 185, 236, 295, 296, 370, 449, 472, 590, 592, 740, 898, 944, 1180, 1480, 1796, 2183, 2245, 2360, 2960, 3592, 4366, 4490, 4720, 7184, 8732, 8980, 10915, 16613, 17464, 17960, 21830, 26491, 33226, 34928, 35920, 43660, 52982, 66452, 83065, 87320, 105964, 132455, 132904, 166130, 174640, 211928, 264910, 265808, 332260, 423856, 529820, 664520, 980167, 1059640, 1329040, 1960334, 2119280, 3920668, 4900835, 7841336, 9801670, 15682672, 19603340, 39206680, 78413360]

約数ペア:

[(1, 78413360), (2, 39206680), (4, 19603340), (5, 15682672), (8, 9801670), (10, 7841336), (16, 4900835), (20, 3920668), (37, 2119280), (40, 1960334), (59, 1329040), (74, 1059640), (80, 980167), (118, 664520), (148, 529820), (185, 423856), (236, 332260), (295, 265808), (296, 264910), (370, 211928), (449, 174640), (472, 166130), (590, 132904), (592, 132455), (740, 105964), (898, 87320), (944, 83065), (1180, 66452), (1480, 52982), (1796, 43660), (2183, 35920), (2245, 34928), (2360, 33226), (2960, 26491), (3592, 21830), (4366, 17960), (4490, 17464), (4720, 16613), (7184, 10915), (8732, 8980)]