28732890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1063}}^1$

素因数の和:1143

約数の個数: 64

約数和(自身を含む): 74462976

約数和(自身を除く): 45730086

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 53, 85, 102, 106, 159, 170, 255, 265, 318, 510, 530, 795, 901, 1063, 1590, 1802, 2126, 2703, 3189, 4505, 5315, 5406, 6378, 9010, 10630, 13515, 15945, 18071, 27030, 31890, 36142, 54213, 56339, 90355, 108426, 112678, 169017, 180710, 271065, 281695, 338034, 542130, 563390, 845085, 957763, 1690170, 1915526, 2873289, 4788815, 5746578, 9577630, 14366445, 28732890]

約数ペア:

[(1, 28732890), (2, 14366445), (3, 9577630), (5, 5746578), (6, 4788815), (10, 2873289), (15, 1915526), (17, 1690170), (30, 957763), (34, 845085), (51, 563390), (53, 542130), (85, 338034), (102, 281695), (106, 271065), (159, 180710), (170, 169017), (255, 112678), (265, 108426), (318, 90355), (510, 56339), (530, 54213), (795, 36142), (901, 31890), (1063, 27030), (1590, 18071), (1802, 15945), (2126, 13515), (2703, 10630), (3189, 9010), (4505, 6378), (5315, 5406)]