71392070

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 136957824

約数和(自身を除く): 65565754

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 137, 155, 205, 274, 310, 410, 685, 1271, 1370, 1681, 2542, 3362, 4247, 5617, 6355, 8405, 8494, 11234, 12710, 16810, 21235, 28085, 42470, 52111, 56170, 104222, 174127, 230297, 260555, 348254, 460594, 521110, 870635, 1151485, 1741270, 2302970, 7139207, 14278414, 35696035, 71392070]

約数ペア:

[(1, 71392070), (2, 35696035), (5, 14278414), (10, 7139207), (31, 2302970), (41, 1741270), (62, 1151485), (82, 870635), (137, 521110), (155, 460594), (205, 348254), (274, 260555), (310, 230297), (410, 174127), (685, 104222), (1271, 56170), (1370, 52111), (1681, 42470), (2542, 28085), (3362, 21235), (4247, 16810), (5617, 12710), (6355, 11234), (8405, 8494)]