105268520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{947}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 271658880

約数和(自身を除く): 166390360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 397, 794, 947, 1588, 1894, 1985, 2779, 3176, 3788, 3970, 4735, 5558, 6629, 7576, 7940, 9470, 11116, 13258, 13895, 15880, 18940, 22232, 26516, 27790, 33145, 37880, 53032, 55580, 66290, 111160, 132580, 265160, 375959, 751918, 1503836, 1879795, 2631713, 3007672, 3759590, 5263426, 7519180, 10526852, 13158565, 15038360, 21053704, 26317130, 52634260, 105268520]

約数ペア:

[(1, 105268520), (2, 52634260), (4, 26317130), (5, 21053704), (7, 15038360), (8, 13158565), (10, 10526852), (14, 7519180), (20, 5263426), (28, 3759590), (35, 3007672), (40, 2631713), (56, 1879795), (70, 1503836), (140, 751918), (280, 375959), (397, 265160), (794, 132580), (947, 111160), (1588, 66290), (1894, 55580), (1985, 53032), (2779, 37880), (3176, 33145), (3788, 27790), (3970, 26516), (4735, 22232), (5558, 18940), (6629, 15880), (7576, 13895), (7940, 13258), (9470, 11116)]