66436400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{4051}}^1$

素因数の和:4110

約数の個数: 60

約数和(自身を含む): 163546824

約数和(自身を除く): 97110424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1640, 2050, 3280, 4051, 4100, 8102, 8200, 16204, 16400, 20255, 32408, 40510, 64816, 81020, 101275, 162040, 166091, 202550, 324080, 332182, 405100, 664364, 810200, 830455, 1328728, 1620400, 1660910, 2657456, 3321820, 4152275, 6643640, 8304550, 13287280, 16609100, 33218200, 66436400]

約数ペア:

[(1, 66436400), (2, 33218200), (4, 16609100), (5, 13287280), (8, 8304550), (10, 6643640), (16, 4152275), (20, 3321820), (25, 2657456), (40, 1660910), (41, 1620400), (50, 1328728), (80, 830455), (82, 810200), (100, 664364), (164, 405100), (200, 332182), (205, 324080), (328, 202550), (400, 166091), (410, 162040), (656, 101275), (820, 81020), (1025, 64816), (1640, 40510), (2050, 32408), (3280, 20255), (4051, 16400), (4100, 16204), (8102, 8200)]