51108100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 120061760

約数和(自身を除く): 68953660

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 37, 38, 50, 74, 76, 95, 100, 148, 185, 190, 370, 380, 475, 703, 727, 740, 925, 950, 1406, 1454, 1850, 1900, 2812, 2908, 3515, 3635, 3700, 7030, 7270, 13813, 14060, 14540, 17575, 18175, 26899, 27626, 35150, 36350, 53798, 55252, 69065, 70300, 72700, 107596, 134495, 138130, 268990, 276260, 345325, 511081, 537980, 672475, 690650, 1022162, 1344950, 1381300, 2044324, 2555405, 2689900, 5110810, 10221620, 12777025, 25554050, 51108100]

約数ペア:

[(1, 51108100), (2, 25554050), (4, 12777025), (5, 10221620), (10, 5110810), (19, 2689900), (20, 2555405), (25, 2044324), (37, 1381300), (38, 1344950), (50, 1022162), (74, 690650), (76, 672475), (95, 537980), (100, 511081), (148, 345325), (185, 276260), (190, 268990), (370, 138130), (380, 134495), (475, 107596), (703, 72700), (727, 70300), (740, 69065), (925, 55252), (950, 53798), (1406, 36350), (1454, 35150), (1850, 27626), (1900, 26899), (2812, 18175), (2908, 17575), (3515, 14540), (3635, 14060), (3700, 13813), (7030, 7270)]