128528445

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 225607680

約数和(自身を除く): 97079235

約数列:

[1, 3, 5, 15, 19, 53, 57, 67, 95, 127, 159, 201, 265, 285, 335, 381, 635, 795, 1005, 1007, 1273, 1905, 2413, 3021, 3551, 3819, 5035, 6365, 6731, 7239, 8509, 10653, 12065, 15105, 17755, 19095, 20193, 25527, 33655, 36195, 42545, 53265, 67469, 100965, 127635, 127889, 161671, 202407, 337345, 383667, 450977, 485013, 639445, 808355, 1012035, 1352931, 1918335, 2254885, 2425065, 6764655, 8568563, 25705689, 42842815, 128528445]

約数ペア:

[(1, 128528445), (3, 42842815), (5, 25705689), (15, 8568563), (19, 6764655), (53, 2425065), (57, 2254885), (67, 1918335), (95, 1352931), (127, 1012035), (159, 808355), (201, 639445), (265, 485013), (285, 450977), (335, 383667), (381, 337345), (635, 202407), (795, 161671), (1005, 127889), (1007, 127635), (1273, 100965), (1905, 67469), (2413, 53265), (3021, 42545), (3551, 36195), (3819, 33655), (5035, 25527), (6365, 20193), (6731, 19095), (7239, 17755), (8509, 15105), (10653, 12065)]