71070075

素因数分解:

$3^3\times 5^2\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 131440000

約数和(自身を除く): 60369925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 211, 225, 499, 633, 675, 1055, 1497, 1899, 2495, 3165, 4491, 5275, 5697, 7485, 9495, 12475, 13473, 15825, 22455, 28485, 37425, 47475, 67365, 105289, 112275, 142425, 315867, 336825, 526445, 947601, 1579335, 2632225, 2842803, 4738005, 7896675, 14214015, 23690025, 71070075]

約数ペア:

[(1, 71070075), (3, 23690025), (5, 14214015), (9, 7896675), (15, 4738005), (25, 2842803), (27, 2632225), (45, 1579335), (75, 947601), (135, 526445), (211, 336825), (225, 315867), (499, 142425), (633, 112275), (675, 105289), (1055, 67365), (1497, 47475), (1899, 37425), (2495, 28485), (3165, 22455), (4491, 15825), (5275, 13473), (5697, 12475), (7485, 9495)]