61915100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 146480208

約数和(自身を除く): 84565108

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 260, 325, 388, 485, 491, 650, 970, 982, 1261, 1300, 1940, 1964, 2425, 2455, 2522, 4850, 4910, 5044, 6305, 6383, 9700, 9820, 12275, 12610, 12766, 24550, 25220, 25532, 31525, 31915, 47627, 49100, 63050, 63830, 95254, 126100, 127660, 159575, 190508, 238135, 319150, 476270, 619151, 638300, 952540, 1190675, 1238302, 2381350, 2476604, 3095755, 4762700, 6191510, 12383020, 15478775, 30957550, 61915100]

約数ペア:

[(1, 61915100), (2, 30957550), (4, 15478775), (5, 12383020), (10, 6191510), (13, 4762700), (20, 3095755), (25, 2476604), (26, 2381350), (50, 1238302), (52, 1190675), (65, 952540), (97, 638300), (100, 619151), (130, 476270), (194, 319150), (260, 238135), (325, 190508), (388, 159575), (485, 127660), (491, 126100), (650, 95254), (970, 63830), (982, 63050), (1261, 49100), (1300, 47627), (1940, 31915), (1964, 31525), (2425, 25532), (2455, 25220), (2522, 24550), (4850, 12766), (4910, 12610), (5044, 12275), (6305, 9820), (6383, 9700)]