1118552500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:435

約数の個数: 120

約数和(自身を含む): 2664747008

約数和(自身を除く): 1546194508

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 127, 130, 250, 254, 260, 271, 325, 500, 508, 542, 625, 635, 650, 1084, 1250, 1270, 1300, 1355, 1625, 1651, 2500, 2540, 2710, 3175, 3250, 3302, 3523, 5420, 6350, 6500, 6604, 6775, 7046, 8125, 8255, 12700, 13550, 14092, 15875, 16250, 16510, 17615, 27100, 31750, 32500, 33020, 33875, 34417, 35230, 41275, 63500, 67750, 68834, 70460, 79375, 82550, 88075, 135500, 137668, 158750, 165100, 169375, 172085, 176150, 206375, 317500, 338750, 344170, 352300, 412750, 440375, 447421, 677500, 688340, 825500, 860425, 880750, 894842, 1031875, 1720850, 1761500, 1789684, 2063750, 2201875, 2237105, 3441700, 4127500, 4302125, 4403750, 4474210, 8604250, 8807500, 8948420, 11185525, 17208500, 21510625, 22371050, 43021250, 44742100, 55927625, 86042500, 111855250, 223710500, 279638125, 559276250, 1118552500]

約数ペア:

[(1, 1118552500), (2, 559276250), (4, 279638125), (5, 223710500), (10, 111855250), (13, 86042500), (20, 55927625), (25, 44742100), (26, 43021250), (50, 22371050), (52, 21510625), (65, 17208500), (100, 11185525), (125, 8948420), (127, 8807500), (130, 8604250), (250, 4474210), (254, 4403750), (260, 4302125), (271, 4127500), (325, 3441700), (500, 2237105), (508, 2201875), (542, 2063750), (625, 1789684), (635, 1761500), (650, 1720850), (1084, 1031875), (1250, 894842), (1270, 880750), (1300, 860425), (1355, 825500), (1625, 688340), (1651, 677500), (2500, 447421), (2540, 440375), (2710, 412750), (3175, 352300), (3250, 344170), (3302, 338750), (3523, 317500), (5420, 206375), (6350, 176150), (6500, 172085), (6604, 169375), (6775, 165100), (7046, 158750), (8125, 137668), (8255, 135500), (12700, 88075), (13550, 82550), (14092, 79375), (15875, 70460), (16250, 68834), (16510, 67750), (17615, 63500), (27100, 41275), (31750, 35230), (32500, 34417), (33020, 33875)]