78760640

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{5023}}^1$

素因数の和:5054

約数の個数: 84

約数和(自身を含む): 218212416

約数和(自身を除く): 139451776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 5023, 7840, 10046, 15680, 20092, 25115, 35161, 40184, 50230, 70322, 80368, 100460, 140644, 160736, 175805, 200920, 246127, 281288, 321472, 351610, 401840, 492254, 562576, 703220, 803680, 984508, 1125152, 1230635, 1406440, 1607360, 1969016, 2250304, 2461270, 2812880, 3938032, 4922540, 5625760, 7876064, 9845080, 11251520, 15752128, 19690160, 39380320, 78760640]

約数ペア:

[(1, 78760640), (2, 39380320), (4, 19690160), (5, 15752128), (7, 11251520), (8, 9845080), (10, 7876064), (14, 5625760), (16, 4922540), (20, 3938032), (28, 2812880), (32, 2461270), (35, 2250304), (40, 1969016), (49, 1607360), (56, 1406440), (64, 1230635), (70, 1125152), (80, 984508), (98, 803680), (112, 703220), (140, 562576), (160, 492254), (196, 401840), (224, 351610), (245, 321472), (280, 281288), (320, 246127), (392, 200920), (448, 175805), (490, 160736), (560, 140644), (784, 100460), (980, 80368), (1120, 70322), (1568, 50230), (1960, 40184), (2240, 35161), (3136, 25115), (3920, 20092), (5023, 15680), (7840, 10046)]