1649016395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 2293208064

約数和(自身を除く): 644191669

約数列:

[1, 5, 13, 23, 65, 67, 101, 115, 163, 299, 335, 505, 815, 871, 1313, 1495, 1541, 2119, 2323, 3749, 4355, 6565, 6767, 7705, 10595, 10921, 11615, 16463, 18745, 20033, 30199, 33835, 48737, 54605, 82315, 87971, 100165, 141973, 150995, 155641, 214019, 243685, 251183, 378649, 439855, 709865, 778205, 1070095, 1103021, 1255915, 1893245, 2023333, 3265379, 4922437, 5515105, 10116665, 14339273, 16326895, 24612185, 25369483, 71696365, 126847415, 329803279, 1649016395]

約数ペア:

[(1, 1649016395), (5, 329803279), (13, 126847415), (23, 71696365), (65, 25369483), (67, 24612185), (101, 16326895), (115, 14339273), (163, 10116665), (299, 5515105), (335, 4922437), (505, 3265379), (815, 2023333), (871, 1893245), (1313, 1255915), (1495, 1103021), (1541, 1070095), (2119, 778205), (2323, 709865), (3749, 439855), (4355, 378649), (6565, 251183), (6767, 243685), (7705, 214019), (10595, 155641), (10921, 150995), (11615, 141973), (16463, 100165), (18745, 87971), (20033, 82315), (30199, 54605), (33835, 48737)]