28820199250

素因数分解:

$2^1\times 5^3\times {\mathrm{73}}^1\times {\mathrm{547}}^1\times {\mathrm{2887}}^1$

素因数の和:3524

約数の個数: 64

約数和(自身を含む): 54809434368

約数和(自身を除く): 25989235118

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 250, 365, 547, 730, 1094, 1825, 2735, 2887, 3650, 5470, 5774, 9125, 13675, 14435, 18250, 27350, 28870, 39931, 68375, 72175, 79862, 136750, 144350, 199655, 210751, 360875, 399310, 421502, 721750, 998275, 1053755, 1579189, 1996550, 2107510, 3158378, 4991375, 5268775, 7895945, 9982750, 10537550, 15791890, 26343875, 39479725, 52687750, 78959450, 115280797, 197398625, 230561594, 394797250, 576403985, 1152807970, 2882019925, 5764039850, 14410099625, 28820199250]

約数ペア:

[(1, 28820199250), (2, 14410099625), (5, 5764039850), (10, 2882019925), (25, 1152807970), (50, 576403985), (73, 394797250), (125, 230561594), (146, 197398625), (250, 115280797), (365, 78959450), (547, 52687750), (730, 39479725), (1094, 26343875), (1825, 15791890), (2735, 10537550), (2887, 9982750), (3650, 7895945), (5470, 5268775), (5774, 4991375), (9125, 3158378), (13675, 2107510), (14435, 1996550), (18250, 1579189), (27350, 1053755), (28870, 998275), (39931, 721750), (68375, 421502), (72175, 399310), (79862, 360875), (136750, 210751), (144350, 199655)]