64993600

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{829}}^1$

素因数の和:865

約数の個数: 126

約数和(自身を含む): 186259470

約数和(自身を除く): 121265870

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 829, 980, 1120, 1225, 1400, 1568, 1600, 1658, 1960, 2240, 2450, 2800, 3136, 3316, 3920, 4145, 4900, 5600, 5803, 6632, 7840, 8290, 9800, 11200, 11606, 13264, 15680, 16580, 19600, 20725, 23212, 26528, 29015, 33160, 39200, 40621, 41450, 46424, 53056, 58030, 66320, 78400, 81242, 82900, 92848, 116060, 132640, 145075, 162484, 165800, 185696, 203105, 232120, 265280, 290150, 324968, 331600, 371392, 406210, 464240, 580300, 649936, 663200, 812420, 928480, 1015525, 1160600, 1299872, 1326400, 1624840, 1856960, 2031050, 2321200, 2599744, 3249680, 4062100, 4642400, 6499360, 8124200, 9284800, 12998720, 16248400, 32496800, 64993600]

約数ペア:

[(1, 64993600), (2, 32496800), (4, 16248400), (5, 12998720), (7, 9284800), (8, 8124200), (10, 6499360), (14, 4642400), (16, 4062100), (20, 3249680), (25, 2599744), (28, 2321200), (32, 2031050), (35, 1856960), (40, 1624840), (49, 1326400), (50, 1299872), (56, 1160600), (64, 1015525), (70, 928480), (80, 812420), (98, 663200), (100, 649936), (112, 580300), (140, 464240), (160, 406210), (175, 371392), (196, 331600), (200, 324968), (224, 290150), (245, 265280), (280, 232120), (320, 203105), (350, 185696), (392, 165800), (400, 162484), (448, 145075), (490, 132640), (560, 116060), (700, 92848), (784, 82900), (800, 81242), (829, 78400), (980, 66320), (1120, 58030), (1225, 53056), (1400, 46424), (1568, 41450), (1600, 40621), (1658, 39200), (1960, 33160), (2240, 29015), (2450, 26528), (2800, 23212), (3136, 20725), (3316, 19600), (3920, 16580), (4145, 15680), (4900, 13264), (5600, 11606), (5803, 11200), (6632, 9800), (7840, 8290)]