505452100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 1193423616

約数和(自身を除く): 687971516

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 43, 47, 50, 61, 82, 86, 94, 100, 122, 164, 172, 188, 205, 215, 235, 244, 305, 410, 430, 470, 610, 820, 860, 940, 1025, 1075, 1175, 1220, 1525, 1763, 1927, 2021, 2050, 2150, 2350, 2501, 2623, 2867, 3050, 3526, 3854, 4042, 4100, 4300, 4700, 5002, 5246, 5734, 6100, 7052, 7708, 8084, 8815, 9635, 10004, 10105, 10492, 11468, 12505, 13115, 14335, 17630, 19270, 20210, 25010, 26230, 28670, 35260, 38540, 40420, 44075, 48175, 50020, 50525, 52460, 57340, 62525, 65575, 71675, 82861, 88150, 96350, 101050, 107543, 117547, 123281, 125050, 131150, 143350, 165722, 176300, 192700, 202100, 215086, 235094, 246562, 250100, 262300, 286700, 331444, 414305, 430172, 470188, 493124, 537715, 587735, 616405, 828610, 1075430, 1175470, 1232810, 1657220, 2071525, 2150860, 2350940, 2465620, 2688575, 2938675, 3082025, 4143050, 5054521, 5377150, 5877350, 6164050, 8286100, 10109042, 10754300, 11754700, 12328100, 20218084, 25272605, 50545210, 101090420, 126363025, 252726050, 505452100]

約数ペア:

[(1, 505452100), (2, 252726050), (4, 126363025), (5, 101090420), (10, 50545210), (20, 25272605), (25, 20218084), (41, 12328100), (43, 11754700), (47, 10754300), (50, 10109042), (61, 8286100), (82, 6164050), (86, 5877350), (94, 5377150), (100, 5054521), (122, 4143050), (164, 3082025), (172, 2938675), (188, 2688575), (205, 2465620), (215, 2350940), (235, 2150860), (244, 2071525), (305, 1657220), (410, 1232810), (430, 1175470), (470, 1075430), (610, 828610), (820, 616405), (860, 587735), (940, 537715), (1025, 493124), (1075, 470188), (1175, 430172), (1220, 414305), (1525, 331444), (1763, 286700), (1927, 262300), (2021, 250100), (2050, 246562), (2150, 235094), (2350, 215086), (2501, 202100), (2623, 192700), (2867, 176300), (3050, 165722), (3526, 143350), (3854, 131150), (4042, 125050), (4100, 123281), (4300, 117547), (4700, 107543), (5002, 101050), (5246, 96350), (5734, 88150), (6100, 82861), (7052, 71675), (7708, 65575), (8084, 62525), (8815, 57340), (9635, 52460), (10004, 50525), (10105, 50020), (10492, 48175), (11468, 44075), (12505, 40420), (13115, 38540), (14335, 35260), (17630, 28670), (19270, 26230), (20210, 25010)]