261664650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{44729}}^1$

素因数の和:44760

約数の個数: 72

約数和(自身を含む): 757099980

約数和(自身を除く): 495435330

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 5850, 44729, 89458, 134187, 223645, 268374, 402561, 447290, 581477, 670935, 805122, 1118225, 1162954, 1341870, 1744431, 2012805, 2236450, 2907385, 3354675, 3488862, 4025610, 5233293, 5814770, 6709350, 8722155, 10064025, 10466586, 14536925, 17444310, 20128050, 26166465, 29073850, 43610775, 52332930, 87221550, 130832325, 261664650]

約数ペア:

[(1, 261664650), (2, 130832325), (3, 87221550), (5, 52332930), (6, 43610775), (9, 29073850), (10, 26166465), (13, 20128050), (15, 17444310), (18, 14536925), (25, 10466586), (26, 10064025), (30, 8722155), (39, 6709350), (45, 5814770), (50, 5233293), (65, 4025610), (75, 3488862), (78, 3354675), (90, 2907385), (117, 2236450), (130, 2012805), (150, 1744431), (195, 1341870), (225, 1162954), (234, 1118225), (325, 805122), (390, 670935), (450, 581477), (585, 447290), (650, 402561), (975, 268374), (1170, 223645), (1950, 134187), (2925, 89458), (5850, 44729)]