31550120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{16097}}^1$

素因数の和:16122

約数の個数: 48

約数和(自身を含む): 82582740

約数和(自身を除く): 51032620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 16097, 32194, 64388, 80485, 112679, 128776, 160970, 225358, 321940, 450716, 563395, 643880, 788753, 901432, 1126790, 1577506, 2253580, 3155012, 3943765, 4507160, 6310024, 7887530, 15775060, 31550120]

約数ペア:

[(1, 31550120), (2, 15775060), (4, 7887530), (5, 6310024), (7, 4507160), (8, 3943765), (10, 3155012), (14, 2253580), (20, 1577506), (28, 1126790), (35, 901432), (40, 788753), (49, 643880), (56, 563395), (70, 450716), (98, 321940), (140, 225358), (196, 160970), (245, 128776), (280, 112679), (392, 80485), (490, 64388), (980, 32194), (1960, 16097)]