20106135950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{21121}}^1$

素因数の和:21453

約数の個数: 48

約数和(自身を含む): 38029738560

約数和(自身を除く): 17923602610

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 241, 395, 482, 790, 1205, 1975, 2410, 3950, 6025, 12050, 19039, 21121, 38078, 42242, 95195, 105605, 190390, 211210, 475975, 528025, 951950, 1056050, 1668559, 3337118, 5090161, 8342795, 10180322, 16685590, 25450805, 41713975, 50901610, 83427950, 127254025, 254508050, 402122719, 804245438, 2010613595, 4021227190, 10053067975, 20106135950]

約数ペア:

[(1, 20106135950), (2, 10053067975), (5, 4021227190), (10, 2010613595), (25, 804245438), (50, 402122719), (79, 254508050), (158, 127254025), (241, 83427950), (395, 50901610), (482, 41713975), (790, 25450805), (1205, 16685590), (1975, 10180322), (2410, 8342795), (3950, 5090161), (6025, 3337118), (12050, 1668559), (19039, 1056050), (21121, 951950), (38078, 528025), (42242, 475975), (95195, 211210), (105605, 190390)]