90354400

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2204

約数の個数: 72

約数和(自身を含む): 224844984

約数和(自身を除く): 134490584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 800, 848, 1060, 1325, 1696, 2120, 2131, 2650, 4240, 4262, 5300, 8480, 8524, 10600, 10655, 17048, 21200, 21310, 34096, 42400, 42620, 53275, 68192, 85240, 106550, 112943, 170480, 213100, 225886, 340960, 426200, 451772, 564715, 852400, 903544, 1129430, 1704800, 1807088, 2258860, 2823575, 3614176, 4517720, 5647150, 9035440, 11294300, 18070880, 22588600, 45177200, 90354400]

約数ペア:

[(1, 90354400), (2, 45177200), (4, 22588600), (5, 18070880), (8, 11294300), (10, 9035440), (16, 5647150), (20, 4517720), (25, 3614176), (32, 2823575), (40, 2258860), (50, 1807088), (53, 1704800), (80, 1129430), (100, 903544), (106, 852400), (160, 564715), (200, 451772), (212, 426200), (265, 340960), (400, 225886), (424, 213100), (530, 170480), (800, 112943), (848, 106550), (1060, 85240), (1325, 68192), (1696, 53275), (2120, 42620), (2131, 42400), (2650, 34096), (4240, 21310), (4262, 21200), (5300, 17048), (8480, 10655), (8524, 10600)]