81545490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69697}}^1$

素因数の和:69723

約数の個数: 48

約数和(自身を含む): 228330648

約数和(自身を除く): 146785158

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 69697, 139394, 209091, 348485, 418182, 627273, 696970, 906061, 1045455, 1254546, 1812122, 2090910, 2718183, 3136365, 4530305, 5436366, 6272730, 8154549, 9060610, 13590915, 16309098, 27181830, 40772745, 81545490]

約数ペア:

[(1, 81545490), (2, 40772745), (3, 27181830), (5, 16309098), (6, 13590915), (9, 9060610), (10, 8154549), (13, 6272730), (15, 5436366), (18, 4530305), (26, 3136365), (30, 2718183), (39, 2090910), (45, 1812122), (65, 1254546), (78, 1045455), (90, 906061), (117, 696970), (130, 627273), (195, 418182), (234, 348485), (390, 209091), (585, 139394), (1170, 69697)]