72819075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 149990400

約数和(自身を除く): 77171325

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 41, 51, 75, 85, 105, 119, 123, 175, 199, 205, 255, 287, 357, 425, 525, 595, 597, 615, 697, 861, 995, 1025, 1275, 1393, 1435, 1785, 2091, 2975, 2985, 3075, 3383, 3485, 4179, 4305, 4879, 4975, 6965, 7175, 8159, 8925, 10149, 10455, 14637, 14925, 16915, 17425, 20895, 21525, 23681, 24395, 24477, 34825, 40795, 50745, 52275, 57113, 71043, 73185, 84575, 104475, 118405, 121975, 122385, 138703, 171339, 203975, 253725, 285565, 355215, 365925, 416109, 592025, 611925, 693515, 856695, 970921, 1427825, 1776075, 2080545, 2912763, 3467575, 4283475, 4854605, 10402725, 14563815, 24273025, 72819075]

約数ペア:

[(1, 72819075), (3, 24273025), (5, 14563815), (7, 10402725), (15, 4854605), (17, 4283475), (21, 3467575), (25, 2912763), (35, 2080545), (41, 1776075), (51, 1427825), (75, 970921), (85, 856695), (105, 693515), (119, 611925), (123, 592025), (175, 416109), (199, 365925), (205, 355215), (255, 285565), (287, 253725), (357, 203975), (425, 171339), (525, 138703), (595, 122385), (597, 121975), (615, 118405), (697, 104475), (861, 84575), (995, 73185), (1025, 71043), (1275, 57113), (1393, 52275), (1435, 50745), (1785, 40795), (2091, 34825), (2975, 24477), (2985, 24395), (3075, 23681), (3383, 21525), (3485, 20895), (4179, 17425), (4305, 16915), (4879, 14925), (4975, 14637), (6965, 10455), (7175, 10149), (8159, 8925)]