82354300

素因数分解:

$2^2\times 5^2\times 7^7$

素因数の和:63

約数の個数: 72

約数和(自身を含む): 208493600

約数和(自身を除く): 126139300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2401, 2450, 3430, 4802, 4900, 6860, 8575, 9604, 12005, 16807, 17150, 24010, 33614, 34300, 48020, 60025, 67228, 84035, 117649, 120050, 168070, 235298, 240100, 336140, 420175, 470596, 588245, 823543, 840350, 1176490, 1647086, 1680700, 2352980, 2941225, 3294172, 4117715, 5882450, 8235430, 11764900, 16470860, 20588575, 41177150, 82354300]

約数ペア:

[(1, 82354300), (2, 41177150), (4, 20588575), (5, 16470860), (7, 11764900), (10, 8235430), (14, 5882450), (20, 4117715), (25, 3294172), (28, 2941225), (35, 2352980), (49, 1680700), (50, 1647086), (70, 1176490), (98, 840350), (100, 823543), (140, 588245), (175, 470596), (196, 420175), (245, 336140), (343, 240100), (350, 235298), (490, 168070), (686, 120050), (700, 117649), (980, 84035), (1225, 67228), (1372, 60025), (1715, 48020), (2401, 34300), (2450, 33614), (3430, 24010), (4802, 17150), (4900, 16807), (6860, 12005), (8575, 9604)]