28342400

素因数分解:

$2^7\times 5^2\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:562

約数の個数: 96

約数和(自身を含む): 74275380

約数和(自身を除く): 45932980

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 170, 200, 272, 320, 340, 400, 425, 521, 544, 640, 680, 800, 850, 1042, 1088, 1360, 1600, 1700, 2084, 2176, 2605, 2720, 3200, 3400, 4168, 5210, 5440, 6800, 8336, 8857, 10420, 10880, 13025, 13600, 16672, 17714, 20840, 26050, 27200, 33344, 35428, 41680, 44285, 52100, 54400, 66688, 70856, 83360, 88570, 104200, 141712, 166720, 177140, 208400, 221425, 283424, 333440, 354280, 416800, 442850, 566848, 708560, 833600, 885700, 1133696, 1417120, 1667200, 1771400, 2834240, 3542800, 5668480, 7085600, 14171200, 28342400]

約数ペア:

[(1, 28342400), (2, 14171200), (4, 7085600), (5, 5668480), (8, 3542800), (10, 2834240), (16, 1771400), (17, 1667200), (20, 1417120), (25, 1133696), (32, 885700), (34, 833600), (40, 708560), (50, 566848), (64, 442850), (68, 416800), (80, 354280), (85, 333440), (100, 283424), (128, 221425), (136, 208400), (160, 177140), (170, 166720), (200, 141712), (272, 104200), (320, 88570), (340, 83360), (400, 70856), (425, 66688), (521, 54400), (544, 52100), (640, 44285), (680, 41680), (800, 35428), (850, 33344), (1042, 27200), (1088, 26050), (1360, 20840), (1600, 17714), (1700, 16672), (2084, 13600), (2176, 13025), (2605, 10880), (2720, 10420), (3200, 8857), (3400, 8336), (4168, 6800), (5210, 5440)]