78722325

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1871}}^1$

素因数の和:1915

約数の個数: 72

約数和(自身を含む): 162953856

約数和(自身を除く): 84231531

約数列:

[1, 3, 5, 9, 11, 15, 17, 25, 33, 45, 51, 55, 75, 85, 99, 153, 165, 187, 225, 255, 275, 425, 495, 561, 765, 825, 935, 1275, 1683, 1871, 2475, 2805, 3825, 4675, 5613, 8415, 9355, 14025, 16839, 20581, 28065, 31807, 42075, 46775, 61743, 84195, 95421, 102905, 140325, 159035, 185229, 286263, 308715, 349877, 420975, 477105, 514525, 795175, 926145, 1049631, 1431315, 1543575, 1749385, 2385525, 3148893, 4630725, 5248155, 7156575, 8746925, 15744465, 26240775, 78722325]

約数ペア:

[(1, 78722325), (3, 26240775), (5, 15744465), (9, 8746925), (11, 7156575), (15, 5248155), (17, 4630725), (25, 3148893), (33, 2385525), (45, 1749385), (51, 1543575), (55, 1431315), (75, 1049631), (85, 926145), (99, 795175), (153, 514525), (165, 477105), (187, 420975), (225, 349877), (255, 308715), (275, 286263), (425, 185229), (495, 159035), (561, 140325), (765, 102905), (825, 95421), (935, 84195), (1275, 61743), (1683, 46775), (1871, 42075), (2475, 31807), (2805, 28065), (3825, 20581), (4675, 16839), (5613, 14025), (8415, 9355)]