103905680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:576

約数の個数: 80

約数和(自身を含む): 256322880

約数和(自身を除く): 152417200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 197, 304, 347, 380, 394, 694, 760, 788, 985, 1388, 1520, 1576, 1735, 1970, 2776, 3152, 3470, 3743, 3940, 5552, 6593, 6940, 7486, 7880, 13186, 13880, 14972, 15760, 18715, 26372, 27760, 29944, 32965, 37430, 52744, 59888, 65930, 68359, 74860, 105488, 131860, 136718, 149720, 263720, 273436, 299440, 341795, 527440, 546872, 683590, 1093744, 1298821, 1367180, 2597642, 2734360, 5195284, 5468720, 6494105, 10390568, 12988210, 20781136, 25976420, 51952840, 103905680]

約数ペア:

[(1, 103905680), (2, 51952840), (4, 25976420), (5, 20781136), (8, 12988210), (10, 10390568), (16, 6494105), (19, 5468720), (20, 5195284), (38, 2734360), (40, 2597642), (76, 1367180), (80, 1298821), (95, 1093744), (152, 683590), (190, 546872), (197, 527440), (304, 341795), (347, 299440), (380, 273436), (394, 263720), (694, 149720), (760, 136718), (788, 131860), (985, 105488), (1388, 74860), (1520, 68359), (1576, 65930), (1735, 59888), (1970, 52744), (2776, 37430), (3152, 32965), (3470, 29944), (3743, 27760), (3940, 26372), (5552, 18715), (6593, 15760), (6940, 14972), (7486, 13880), (7880, 13186)]