65979375

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 137356032

約数和(自身を除く): 71376657

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 125, 165, 175, 231, 275, 375, 385, 457, 525, 625, 825, 875, 1155, 1371, 1375, 1875, 1925, 2285, 2625, 3199, 4125, 4375, 5027, 5775, 6855, 6875, 9597, 9625, 11425, 13125, 15081, 15995, 20625, 25135, 28875, 34275, 35189, 47985, 48125, 57125, 75405, 79975, 105567, 125675, 144375, 171375, 175945, 239925, 285625, 377025, 399875, 527835, 628375, 856875, 879725, 1199625, 1885125, 1999375, 2639175, 3141875, 4398625, 5998125, 9425625, 13195875, 21993125, 65979375]

約数ペア:

[(1, 65979375), (3, 21993125), (5, 13195875), (7, 9425625), (11, 5998125), (15, 4398625), (21, 3141875), (25, 2639175), (33, 1999375), (35, 1885125), (55, 1199625), (75, 879725), (77, 856875), (105, 628375), (125, 527835), (165, 399875), (175, 377025), (231, 285625), (275, 239925), (375, 175945), (385, 171375), (457, 144375), (525, 125675), (625, 105567), (825, 79975), (875, 75405), (1155, 57125), (1371, 48125), (1375, 47985), (1875, 35189), (1925, 34275), (2285, 28875), (2625, 25135), (3199, 20625), (4125, 15995), (4375, 15081), (5027, 13125), (5775, 11425), (6855, 9625), (6875, 9597)]