221330650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^4\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 60

約数和(自身を含む): 445657302

約数和(自身を除く): 224326652

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 53, 85, 106, 170, 265, 289, 425, 530, 578, 850, 901, 1325, 1445, 1802, 2650, 2890, 4505, 4913, 7225, 9010, 9826, 14450, 15317, 22525, 24565, 30634, 45050, 49130, 76585, 83521, 122825, 153170, 167042, 245650, 260389, 382925, 417605, 520778, 765850, 835210, 1301945, 2088025, 2603890, 4176050, 4426613, 6509725, 8853226, 13019450, 22133065, 44266130, 110665325, 221330650]

約数ペア:

[(1, 221330650), (2, 110665325), (5, 44266130), (10, 22133065), (17, 13019450), (25, 8853226), (34, 6509725), (50, 4426613), (53, 4176050), (85, 2603890), (106, 2088025), (170, 1301945), (265, 835210), (289, 765850), (425, 520778), (530, 417605), (578, 382925), (850, 260389), (901, 245650), (1325, 167042), (1445, 153170), (1802, 122825), (2650, 83521), (2890, 76585), (4505, 49130), (4913, 45050), (7225, 30634), (9010, 24565), (9826, 22525), (14450, 15317)]