87123225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 169745088

約数和(自身を除く): 82621863

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 151, 157, 175, 245, 453, 471, 525, 735, 755, 785, 1057, 1099, 1225, 2265, 2355, 3171, 3297, 3675, 3775, 3925, 5285, 5495, 7399, 7693, 11325, 11775, 15855, 16485, 22197, 23079, 23707, 26425, 27475, 36995, 38465, 71121, 79275, 82425, 110985, 115395, 118535, 165949, 184975, 192325, 355605, 497847, 554925, 576975, 592675, 829745, 1161643, 1778025, 2489235, 3484929, 4148725, 5808215, 12446175, 17424645, 29041075, 87123225]

約数ペア:

[(1, 87123225), (3, 29041075), (5, 17424645), (7, 12446175), (15, 5808215), (21, 4148725), (25, 3484929), (35, 2489235), (49, 1778025), (75, 1161643), (105, 829745), (147, 592675), (151, 576975), (157, 554925), (175, 497847), (245, 355605), (453, 192325), (471, 184975), (525, 165949), (735, 118535), (755, 115395), (785, 110985), (1057, 82425), (1099, 79275), (1225, 71121), (2265, 38465), (2355, 36995), (3171, 27475), (3297, 26425), (3675, 23707), (3775, 23079), (3925, 22197), (5285, 16485), (5495, 15855), (7399, 11775), (7693, 11325)]