158321475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 308730240

約数和(自身を除く): 150408765

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 113, 117, 195, 225, 325, 339, 479, 565, 585, 975, 1017, 1437, 1469, 1695, 2395, 2825, 2925, 4311, 4407, 5085, 6227, 7185, 7345, 8475, 11975, 13221, 18681, 21555, 22035, 25425, 31135, 35925, 36725, 54127, 56043, 66105, 93405, 107775, 110175, 155675, 162381, 270635, 280215, 330525, 467025, 487143, 703651, 811905, 1353175, 1401075, 2110953, 2435715, 3518255, 4059525, 6332859, 10554765, 12178575, 17591275, 31664295, 52773825, 158321475]

約数ペア:

[(1, 158321475), (3, 52773825), (5, 31664295), (9, 17591275), (13, 12178575), (15, 10554765), (25, 6332859), (39, 4059525), (45, 3518255), (65, 2435715), (75, 2110953), (113, 1401075), (117, 1353175), (195, 811905), (225, 703651), (325, 487143), (339, 467025), (479, 330525), (565, 280215), (585, 270635), (975, 162381), (1017, 155675), (1437, 110175), (1469, 107775), (1695, 93405), (2395, 66105), (2825, 56043), (2925, 54127), (4311, 36725), (4407, 35925), (5085, 31135), (6227, 25425), (7185, 22035), (7345, 21555), (8475, 18681), (11975, 13221)]