768451580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{155557}}^1$

素因数の和:155598

約数の個数: 48

約数和(自身を含む): 1829362080

約数和(自身を除く): 1060910500

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 155557, 311114, 622228, 777785, 1555570, 2022241, 2955583, 3111140, 4044482, 5911166, 8088964, 10111205, 11822332, 14777915, 20222410, 29555830, 38422579, 40444820, 59111660, 76845158, 153690316, 192112895, 384225790, 768451580]

約数ペア:

[(1, 768451580), (2, 384225790), (4, 192112895), (5, 153690316), (10, 76845158), (13, 59111660), (19, 40444820), (20, 38422579), (26, 29555830), (38, 20222410), (52, 14777915), (65, 11822332), (76, 10111205), (95, 8088964), (130, 5911166), (190, 4044482), (247, 3111140), (260, 2955583), (380, 2022241), (494, 1555570), (988, 777785), (1235, 622228), (2470, 311114), (4940, 155557)]