2018240500

素因数分解:

$2^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{769}}^1$

素因数の和:998

約数の個数: 96

約数和(自身を含む): 4590986400

約数和(自身を除く): 2572745900

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 125, 145, 181, 250, 290, 362, 500, 580, 724, 725, 769, 905, 1450, 1538, 1810, 2900, 3076, 3620, 3625, 3845, 4525, 5249, 7250, 7690, 9050, 10498, 14500, 15380, 18100, 19225, 20996, 22301, 22625, 26245, 38450, 44602, 45250, 52490, 76900, 89204, 90500, 96125, 104980, 111505, 131225, 139189, 192250, 223010, 262450, 278378, 384500, 446020, 524900, 556756, 557525, 656125, 695945, 1115050, 1312250, 1391890, 2230100, 2624500, 2783780, 2787625, 3479725, 4036481, 5575250, 6959450, 8072962, 11150500, 13918900, 16145924, 17398625, 20182405, 34797250, 40364810, 69594500, 80729620, 100912025, 201824050, 403648100, 504560125, 1009120250, 2018240500]

約数ペア:

[(1, 2018240500), (2, 1009120250), (4, 504560125), (5, 403648100), (10, 201824050), (20, 100912025), (25, 80729620), (29, 69594500), (50, 40364810), (58, 34797250), (100, 20182405), (116, 17398625), (125, 16145924), (145, 13918900), (181, 11150500), (250, 8072962), (290, 6959450), (362, 5575250), (500, 4036481), (580, 3479725), (724, 2787625), (725, 2783780), (769, 2624500), (905, 2230100), (1450, 1391890), (1538, 1312250), (1810, 1115050), (2900, 695945), (3076, 656125), (3620, 557525), (3625, 556756), (3845, 524900), (4525, 446020), (5249, 384500), (7250, 278378), (7690, 262450), (9050, 223010), (10498, 192250), (14500, 139189), (15380, 131225), (18100, 111505), (19225, 104980), (20996, 96125), (22301, 90500), (22625, 89204), (26245, 76900), (38450, 52490), (44602, 45250)]