16319025

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 31482360

約数和(自身を除く): 15163335

約数列:

[1, 3, 5, 9, 15, 25, 29, 41, 45, 61, 75, 87, 123, 145, 183, 205, 225, 261, 305, 369, 435, 549, 615, 725, 915, 1025, 1189, 1305, 1525, 1769, 1845, 2175, 2501, 2745, 3075, 3567, 4575, 5307, 5945, 6525, 7503, 8845, 9225, 10701, 12505, 13725, 15921, 17835, 22509, 26535, 29725, 37515, 44225, 53505, 62525, 72529, 79605, 89175, 112545, 132675, 187575, 217587, 267525, 362645, 398025, 562725, 652761, 1087935, 1813225, 3263805, 5439675, 16319025]

約数ペア:

[(1, 16319025), (3, 5439675), (5, 3263805), (9, 1813225), (15, 1087935), (25, 652761), (29, 562725), (41, 398025), (45, 362645), (61, 267525), (75, 217587), (87, 187575), (123, 132675), (145, 112545), (183, 89175), (205, 79605), (225, 72529), (261, 62525), (305, 53505), (369, 44225), (435, 37515), (549, 29725), (615, 26535), (725, 22509), (915, 17835), (1025, 15921), (1189, 13725), (1305, 12505), (1525, 10701), (1769, 9225), (1845, 8845), (2175, 7503), (2501, 6525), (2745, 5945), (3075, 5307), (3567, 4575)]