137440100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{4007}}^1$

素因数の和:4042

約数の個数: 72

約数和(自身を含む): 347894400

約数和(自身を除く): 210454300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2450, 3430, 4007, 4900, 6860, 8014, 8575, 16028, 17150, 20035, 28049, 34300, 40070, 56098, 80140, 100175, 112196, 140245, 196343, 200350, 280490, 392686, 400700, 560980, 701225, 785372, 981715, 1374401, 1402450, 1963430, 2748802, 2804900, 3926860, 4908575, 5497604, 6872005, 9817150, 13744010, 19634300, 27488020, 34360025, 68720050, 137440100]

約数ペア:

[(1, 137440100), (2, 68720050), (4, 34360025), (5, 27488020), (7, 19634300), (10, 13744010), (14, 9817150), (20, 6872005), (25, 5497604), (28, 4908575), (35, 3926860), (49, 2804900), (50, 2748802), (70, 1963430), (98, 1402450), (100, 1374401), (140, 981715), (175, 785372), (196, 701225), (245, 560980), (343, 400700), (350, 392686), (490, 280490), (686, 200350), (700, 196343), (980, 140245), (1225, 112196), (1372, 100175), (1715, 80140), (2450, 56098), (3430, 40070), (4007, 34300), (4900, 28049), (6860, 20035), (8014, 17150), (8575, 16028)]