74705625

素因数分解:

$3^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:281

約数の個数: 80

約数和(自身を含む): 146203200

約数和(自身を除く): 71497575

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 125, 135, 171, 225, 233, 285, 375, 475, 513, 625, 675, 699, 855, 1125, 1165, 1425, 1875, 2097, 2375, 2565, 3375, 3495, 4275, 4427, 5625, 5825, 6291, 7125, 10485, 11875, 12825, 13281, 16875, 17475, 21375, 22135, 29125, 31455, 35625, 39843, 52425, 64125, 66405, 87375, 106875, 110675, 119529, 145625, 157275, 199215, 262125, 320625, 332025, 436875, 553375, 597645, 786375, 996075, 1310625, 1660125, 2766875, 2988225, 3931875, 4980375, 8300625, 14941125, 24901875, 74705625]

約数ペア:

[(1, 74705625), (3, 24901875), (5, 14941125), (9, 8300625), (15, 4980375), (19, 3931875), (25, 2988225), (27, 2766875), (45, 1660125), (57, 1310625), (75, 996075), (95, 786375), (125, 597645), (135, 553375), (171, 436875), (225, 332025), (233, 320625), (285, 262125), (375, 199215), (475, 157275), (513, 145625), (625, 119529), (675, 110675), (699, 106875), (855, 87375), (1125, 66405), (1165, 64125), (1425, 52425), (1875, 39843), (2097, 35625), (2375, 31455), (2565, 29125), (3375, 22135), (3495, 21375), (4275, 17475), (4427, 16875), (5625, 13281), (5825, 12825), (6291, 11875), (7125, 10485)]