470919925

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 683956224

約数和(自身を除く): 213036299

約数列:

[1, 5, 7, 25, 35, 71, 151, 175, 251, 355, 497, 755, 1057, 1255, 1757, 1775, 2485, 3775, 5285, 6275, 8785, 10721, 12425, 17821, 26425, 37901, 43925, 53605, 75047, 89105, 124747, 189505, 265307, 268025, 375235, 445525, 623735, 947525, 1326535, 1876175, 2690971, 3118675, 6632675, 13454855, 18836797, 67274275, 94183985, 470919925]

約数ペア:

[(1, 470919925), (5, 94183985), (7, 67274275), (25, 18836797), (35, 13454855), (71, 6632675), (151, 3118675), (175, 2690971), (251, 1876175), (355, 1326535), (497, 947525), (755, 623735), (1057, 445525), (1255, 375235), (1757, 268025), (1775, 265307), (2485, 189505), (3775, 124747), (5285, 89105), (6275, 75047), (8785, 53605), (10721, 43925), (12425, 37901), (17821, 26425)]