90874700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1143

約数の個数: 72

約数和(自身を含む): 227318784

約数和(自身を除く): 136444084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 131, 140, 175, 262, 350, 524, 655, 700, 917, 991, 1310, 1834, 1982, 2620, 3275, 3668, 3964, 4585, 4955, 6550, 6937, 9170, 9910, 13100, 13874, 18340, 19820, 22925, 24775, 27748, 34685, 45850, 49550, 69370, 91700, 99100, 129821, 138740, 173425, 259642, 346850, 519284, 649105, 693700, 908747, 1298210, 1817494, 2596420, 3245525, 3634988, 4543735, 6491050, 9087470, 12982100, 18174940, 22718675, 45437350, 90874700]

約数ペア:

[(1, 90874700), (2, 45437350), (4, 22718675), (5, 18174940), (7, 12982100), (10, 9087470), (14, 6491050), (20, 4543735), (25, 3634988), (28, 3245525), (35, 2596420), (50, 1817494), (70, 1298210), (100, 908747), (131, 693700), (140, 649105), (175, 519284), (262, 346850), (350, 259642), (524, 173425), (655, 138740), (700, 129821), (917, 99100), (991, 91700), (1310, 69370), (1834, 49550), (1982, 45850), (2620, 34685), (3275, 27748), (3668, 24775), (3964, 22925), (4585, 19820), (4955, 18340), (6550, 13874), (6937, 13100), (9170, 9910)]