25444125

素因数分解:

$3^4\times 5^3\times 7^1\times {\mathrm{359}}^1$

素因数の和:393

約数の個数: 80

約数和(自身を含む): 54362880

約数和(自身を除く): 28918755

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 125, 135, 175, 189, 225, 315, 359, 375, 405, 525, 567, 675, 875, 945, 1077, 1125, 1575, 1795, 2025, 2513, 2625, 2835, 3231, 3375, 4725, 5385, 7539, 7875, 8975, 9693, 10125, 12565, 14175, 16155, 22617, 23625, 26925, 29079, 37695, 44875, 48465, 62825, 67851, 70875, 80775, 113085, 134625, 145395, 188475, 203553, 242325, 314125, 339255, 403875, 565425, 726975, 942375, 1017765, 1211625, 1696275, 2827125, 3634875, 5088825, 8481375, 25444125]

約数ペア:

[(1, 25444125), (3, 8481375), (5, 5088825), (7, 3634875), (9, 2827125), (15, 1696275), (21, 1211625), (25, 1017765), (27, 942375), (35, 726975), (45, 565425), (63, 403875), (75, 339255), (81, 314125), (105, 242325), (125, 203553), (135, 188475), (175, 145395), (189, 134625), (225, 113085), (315, 80775), (359, 70875), (375, 67851), (405, 62825), (525, 48465), (567, 44875), (675, 37695), (875, 29079), (945, 26925), (1077, 23625), (1125, 22617), (1575, 16155), (1795, 14175), (2025, 12565), (2513, 10125), (2625, 9693), (2835, 8975), (3231, 7875), (3375, 7539), (4725, 5385)]