25381300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1$

素因数の和:481

約数の個数: 72

約数和(自身を含む): 63745920

約数和(自身を除く): 38364620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 101, 140, 175, 202, 350, 359, 404, 505, 700, 707, 718, 1010, 1414, 1436, 1795, 2020, 2513, 2525, 2828, 3535, 3590, 5026, 5050, 7070, 7180, 8975, 10052, 10100, 12565, 14140, 17675, 17950, 25130, 35350, 35900, 36259, 50260, 62825, 70700, 72518, 125650, 145036, 181295, 251300, 253813, 362590, 507626, 725180, 906475, 1015252, 1269065, 1812950, 2538130, 3625900, 5076260, 6345325, 12690650, 25381300]

約数ペア:

[(1, 25381300), (2, 12690650), (4, 6345325), (5, 5076260), (7, 3625900), (10, 2538130), (14, 1812950), (20, 1269065), (25, 1015252), (28, 906475), (35, 725180), (50, 507626), (70, 362590), (100, 253813), (101, 251300), (140, 181295), (175, 145036), (202, 125650), (350, 72518), (359, 70700), (404, 62825), (505, 50260), (700, 36259), (707, 35900), (718, 35350), (1010, 25130), (1414, 17950), (1436, 17675), (1795, 14140), (2020, 12565), (2513, 10100), (2525, 10052), (2828, 8975), (3535, 7180), (3590, 7070), (5026, 5050)]