42129650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:819

約数の個数: 48

約数和(自身を含む): 83952960

約数和(自身を除く): 41823310

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 61, 95, 122, 190, 305, 475, 610, 727, 950, 1159, 1454, 1525, 2318, 3050, 3635, 5795, 7270, 11590, 13813, 18175, 27626, 28975, 36350, 44347, 57950, 69065, 88694, 138130, 221735, 345325, 443470, 690650, 842593, 1108675, 1685186, 2217350, 4212965, 8425930, 21064825, 42129650]

約数ペア:

[(1, 42129650), (2, 21064825), (5, 8425930), (10, 4212965), (19, 2217350), (25, 1685186), (38, 1108675), (50, 842593), (61, 690650), (95, 443470), (122, 345325), (190, 221735), (305, 138130), (475, 88694), (610, 69065), (727, 57950), (950, 44347), (1159, 36350), (1454, 28975), (1525, 27626), (2318, 18175), (3050, 13813), (3635, 11590), (5795, 7270)]