161971376

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{877}}^1$

素因数の和:1006

約数の個数: 80

約数和(自身を含む): 384100416

約数和(自身を除く): 222129040

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 97, 112, 119, 136, 194, 238, 272, 388, 476, 679, 776, 877, 952, 1358, 1552, 1649, 1754, 1904, 2716, 3298, 3508, 5432, 6139, 6596, 7016, 10864, 11543, 12278, 13192, 14032, 14909, 23086, 24556, 26384, 29818, 46172, 49112, 59636, 85069, 92344, 98224, 104363, 119272, 170138, 184688, 208726, 238544, 340276, 417452, 595483, 680552, 834904, 1190966, 1361104, 1446173, 1669808, 2381932, 2892346, 4763864, 5784692, 9527728, 10123211, 11569384, 20246422, 23138768, 40492844, 80985688, 161971376]

約数ペア:

[(1, 161971376), (2, 80985688), (4, 40492844), (7, 23138768), (8, 20246422), (14, 11569384), (16, 10123211), (17, 9527728), (28, 5784692), (34, 4763864), (56, 2892346), (68, 2381932), (97, 1669808), (112, 1446173), (119, 1361104), (136, 1190966), (194, 834904), (238, 680552), (272, 595483), (388, 417452), (476, 340276), (679, 238544), (776, 208726), (877, 184688), (952, 170138), (1358, 119272), (1552, 104363), (1649, 98224), (1754, 92344), (1904, 85069), (2716, 59636), (3298, 49112), (3508, 46172), (5432, 29818), (6139, 26384), (6596, 24556), (7016, 23086), (10864, 14909), (11543, 14032), (12278, 13192)]