402427900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{547}}^1\times {\mathrm{1051}}^1$

素因数の和:1619

約数の個数: 72

約数和(自身を含む): 1000797056

約数和(自身を除く): 598369156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 547, 700, 1051, 1094, 2102, 2188, 2735, 3829, 4204, 5255, 5470, 7357, 7658, 10510, 10940, 13675, 14714, 15316, 19145, 21020, 26275, 27350, 29428, 36785, 38290, 52550, 54700, 73570, 76580, 95725, 105100, 147140, 183925, 191450, 367850, 382900, 574897, 735700, 1149794, 2299588, 2874485, 4024279, 5748970, 8048558, 11497940, 14372425, 16097116, 20121395, 28744850, 40242790, 57489700, 80485580, 100606975, 201213950, 402427900]

約数ペア:

[(1, 402427900), (2, 201213950), (4, 100606975), (5, 80485580), (7, 57489700), (10, 40242790), (14, 28744850), (20, 20121395), (25, 16097116), (28, 14372425), (35, 11497940), (50, 8048558), (70, 5748970), (100, 4024279), (140, 2874485), (175, 2299588), (350, 1149794), (547, 735700), (700, 574897), (1051, 382900), (1094, 367850), (2102, 191450), (2188, 183925), (2735, 147140), (3829, 105100), (4204, 95725), (5255, 76580), (5470, 73570), (7357, 54700), (7658, 52550), (10510, 38290), (10940, 36785), (13675, 29428), (14714, 27350), (15316, 26275), (19145, 21020)]