4027408125

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1301}}^1$

素因数の和:1464

約数の個数: 80

約数和(自身を含む): 7288866816

約数和(自身を除く): 3261458691

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 127, 195, 325, 375, 381, 625, 635, 975, 1301, 1625, 1651, 1875, 1905, 3175, 3903, 4875, 4953, 6505, 8125, 8255, 9525, 15875, 16913, 19515, 24375, 24765, 32525, 41275, 47625, 50739, 79375, 84565, 97575, 123825, 162625, 165227, 206375, 238125, 253695, 422825, 487875, 495681, 619125, 813125, 826135, 1031875, 1268475, 2114125, 2147951, 2439375, 2478405, 3095625, 4130675, 6342375, 6443853, 10570625, 10739755, 12392025, 20653375, 31711875, 32219265, 53698775, 61960125, 103266875, 161096325, 268493875, 309800625, 805481625, 1342469375, 4027408125]

約数ペア:

[(1, 4027408125), (3, 1342469375), (5, 805481625), (13, 309800625), (15, 268493875), (25, 161096325), (39, 103266875), (65, 61960125), (75, 53698775), (125, 32219265), (127, 31711875), (195, 20653375), (325, 12392025), (375, 10739755), (381, 10570625), (625, 6443853), (635, 6342375), (975, 4130675), (1301, 3095625), (1625, 2478405), (1651, 2439375), (1875, 2147951), (1905, 2114125), (3175, 1268475), (3903, 1031875), (4875, 826135), (4953, 813125), (6505, 619125), (8125, 495681), (8255, 487875), (9525, 422825), (15875, 253695), (16913, 238125), (19515, 206375), (24375, 165227), (24765, 162625), (32525, 123825), (41275, 97575), (47625, 84565), (50739, 79375)]