127928580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164011}}^1$

素因数の和:164036

約数の個数: 48

約数和(自身を含む): 385756224

約数和(自身を除く): 257827644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 164011, 328022, 492033, 656044, 820055, 984066, 1640110, 1968132, 2132143, 2460165, 3280220, 4264286, 4920330, 6396429, 8528572, 9840660, 10660715, 12792858, 21321430, 25585716, 31982145, 42642860, 63964290, 127928580]

約数ペア:

[(1, 127928580), (2, 63964290), (3, 42642860), (4, 31982145), (5, 25585716), (6, 21321430), (10, 12792858), (12, 10660715), (13, 9840660), (15, 8528572), (20, 6396429), (26, 4920330), (30, 4264286), (39, 3280220), (52, 2460165), (60, 2132143), (65, 1968132), (78, 1640110), (130, 984066), (156, 820055), (195, 656044), (260, 492033), (390, 328022), (780, 164011)]