7999810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 18144000

約数和(自身を除く): 10144190

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 59, 65, 70, 91, 118, 130, 149, 182, 295, 298, 413, 455, 590, 745, 767, 826, 910, 1043, 1490, 1534, 1937, 2065, 2086, 3835, 3874, 4130, 5215, 5369, 7670, 8791, 9685, 10430, 10738, 13559, 17582, 19370, 26845, 27118, 43955, 53690, 61537, 67795, 87910, 114283, 123074, 135590, 228566, 307685, 571415, 615370, 799981, 1142830, 1599962, 3999905, 7999810]

約数ペア:

[(1, 7999810), (2, 3999905), (5, 1599962), (7, 1142830), (10, 799981), (13, 615370), (14, 571415), (26, 307685), (35, 228566), (59, 135590), (65, 123074), (70, 114283), (91, 87910), (118, 67795), (130, 61537), (149, 53690), (182, 43955), (295, 27118), (298, 26845), (413, 19370), (455, 17582), (590, 13559), (745, 10738), (767, 10430), (826, 9685), (910, 8791), (1043, 7670), (1490, 5369), (1534, 5215), (1937, 4130), (2065, 3874), (2086, 3835)]