156958900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9749}}^1$

素因数の和:9793

約数の個数: 72

約数和(自身を含む): 406224000

約数和(自身を除く): 249265100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 2300, 3220, 4025, 8050, 9749, 16100, 19498, 38996, 48745, 68243, 97490, 136486, 194980, 224227, 243725, 272972, 341215, 448454, 487450, 682430, 896908, 974900, 1121135, 1364860, 1569589, 1706075, 2242270, 3139178, 3412150, 4484540, 5605675, 6278356, 6824300, 7847945, 11211350, 15695890, 22422700, 31391780, 39239725, 78479450, 156958900]

約数ペア:

[(1, 156958900), (2, 78479450), (4, 39239725), (5, 31391780), (7, 22422700), (10, 15695890), (14, 11211350), (20, 7847945), (23, 6824300), (25, 6278356), (28, 5605675), (35, 4484540), (46, 3412150), (50, 3139178), (70, 2242270), (92, 1706075), (100, 1569589), (115, 1364860), (140, 1121135), (161, 974900), (175, 896908), (230, 682430), (322, 487450), (350, 448454), (460, 341215), (575, 272972), (644, 243725), (700, 224227), (805, 194980), (1150, 136486), (1610, 97490), (2300, 68243), (3220, 48745), (4025, 38996), (8050, 19498), (9749, 16100)]