65021775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1361}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 134772624

約数和(自身を除く): 69750849

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 325, 455, 525, 637, 735, 975, 1225, 1361, 1365, 1911, 2275, 3185, 3675, 4083, 6805, 6825, 9527, 9555, 15925, 17693, 20415, 28581, 34025, 47635, 47775, 53079, 66689, 88465, 102075, 123851, 142905, 200067, 238175, 265395, 333445, 371553, 442325, 619255, 714525, 866957, 1000335, 1326975, 1667225, 1857765, 2600871, 3096275, 4334785, 5001675, 9288825, 13004355, 21673925, 65021775]

約数ペア:

[(1, 65021775), (3, 21673925), (5, 13004355), (7, 9288825), (13, 5001675), (15, 4334785), (21, 3096275), (25, 2600871), (35, 1857765), (39, 1667225), (49, 1326975), (65, 1000335), (75, 866957), (91, 714525), (105, 619255), (147, 442325), (175, 371553), (195, 333445), (245, 265395), (273, 238175), (325, 200067), (455, 142905), (525, 123851), (637, 102075), (735, 88465), (975, 66689), (1225, 53079), (1361, 47775), (1365, 47635), (1911, 34025), (2275, 28581), (3185, 20415), (3675, 17693), (4083, 15925), (6805, 9555), (6825, 9527)]