199900548

素因数分解:

$2^2\times 3^9\times {\mathrm{2539}}^1$

素因数の和:2570

約数の個数: 60

約数和(自身を含む): 524936720

約数和(自身を除く): 325036172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2539, 2916, 4374, 5078, 6561, 7617, 8748, 10156, 13122, 15234, 19683, 22851, 26244, 30468, 39366, 45702, 68553, 78732, 91404, 137106, 205659, 274212, 411318, 616977, 822636, 1233954, 1850931, 2467908, 3701862, 5552793, 7403724, 11105586, 16658379, 22211172, 33316758, 49975137, 66633516, 99950274, 199900548]

約数ペア:

[(1, 199900548), (2, 99950274), (3, 66633516), (4, 49975137), (6, 33316758), (9, 22211172), (12, 16658379), (18, 11105586), (27, 7403724), (36, 5552793), (54, 3701862), (81, 2467908), (108, 1850931), (162, 1233954), (243, 822636), (324, 616977), (486, 411318), (729, 274212), (972, 205659), (1458, 137106), (2187, 91404), (2539, 78732), (2916, 68553), (4374, 45702), (5078, 39366), (6561, 30468), (7617, 26244), (8748, 22851), (10156, 19683), (13122, 15234)]