480996400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^2\times {\mathrm{3331}}^1$

素因数の和:3387

約数の個数: 90

約数和(自身を含む): 1219981812

約数和(自身を除く): 738985412

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 361, 380, 400, 475, 722, 760, 950, 1444, 1520, 1805, 1900, 2888, 3331, 3610, 3800, 5776, 6662, 7220, 7600, 9025, 13324, 14440, 16655, 18050, 26648, 28880, 33310, 36100, 53296, 63289, 66620, 72200, 83275, 126578, 133240, 144400, 166550, 253156, 266480, 316445, 333100, 506312, 632890, 666200, 1012624, 1202491, 1265780, 1332400, 1582225, 2404982, 2531560, 3164450, 4809964, 5063120, 6012455, 6328900, 9619928, 12024910, 12657800, 19239856, 24049820, 25315600, 30062275, 48099640, 60124550, 96199280, 120249100, 240498200, 480996400]

約数ペア:

[(1, 480996400), (2, 240498200), (4, 120249100), (5, 96199280), (8, 60124550), (10, 48099640), (16, 30062275), (19, 25315600), (20, 24049820), (25, 19239856), (38, 12657800), (40, 12024910), (50, 9619928), (76, 6328900), (80, 6012455), (95, 5063120), (100, 4809964), (152, 3164450), (190, 2531560), (200, 2404982), (304, 1582225), (361, 1332400), (380, 1265780), (400, 1202491), (475, 1012624), (722, 666200), (760, 632890), (950, 506312), (1444, 333100), (1520, 316445), (1805, 266480), (1900, 253156), (2888, 166550), (3331, 144400), (3610, 133240), (3800, 126578), (5776, 83275), (6662, 72200), (7220, 66620), (7600, 63289), (9025, 53296), (13324, 36100), (14440, 33310), (16655, 28880), (18050, 26648)]