42079120

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12829}}^1$

素因数の和:12883

約数の個数: 40

約数和(自身を含む): 100227960

約数和(自身を除く): 58148840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 12829, 25658, 51316, 64145, 102632, 128290, 205264, 256580, 513160, 525989, 1026320, 1051978, 2103956, 2629945, 4207912, 5259890, 8415824, 10519780, 21039560, 42079120]

約数ペア:

[(1, 42079120), (2, 21039560), (4, 10519780), (5, 8415824), (8, 5259890), (10, 4207912), (16, 2629945), (20, 2103956), (40, 1051978), (41, 1026320), (80, 525989), (82, 513160), (164, 256580), (205, 205264), (328, 128290), (410, 102632), (656, 64145), (820, 51316), (1640, 25658), (3280, 12829)]