130531408

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 298980864

約数和(自身を除く): 168449456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 137, 181, 188, 274, 329, 362, 376, 548, 658, 724, 752, 959, 1096, 1267, 1316, 1448, 1918, 2192, 2534, 2632, 2896, 3836, 5068, 5264, 6439, 7672, 8507, 10136, 12878, 15344, 17014, 20272, 24797, 25756, 34028, 45073, 49594, 51512, 59549, 68056, 90146, 99188, 103024, 119098, 136112, 173579, 180292, 198376, 238196, 347158, 360584, 396752, 476392, 694316, 721168, 952784, 1165459, 1388632, 2330918, 2777264, 4661836, 8158213, 9323672, 16316426, 18647344, 32632852, 65265704, 130531408]

約数ペア:

[(1, 130531408), (2, 65265704), (4, 32632852), (7, 18647344), (8, 16316426), (14, 9323672), (16, 8158213), (28, 4661836), (47, 2777264), (56, 2330918), (94, 1388632), (112, 1165459), (137, 952784), (181, 721168), (188, 694316), (274, 476392), (329, 396752), (362, 360584), (376, 347158), (548, 238196), (658, 198376), (724, 180292), (752, 173579), (959, 136112), (1096, 119098), (1267, 103024), (1316, 99188), (1448, 90146), (1918, 68056), (2192, 59549), (2534, 51512), (2632, 49594), (2896, 45073), (3836, 34028), (5068, 25756), (5264, 24797), (6439, 20272), (7672, 17014), (8507, 15344), (10136, 12878)]