772961960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{2729}}^1$

素因数の和:2910

約数の個数: 64

約数和(自身を含む): 1781816400

約数和(自身を除く): 1008854440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 97, 146, 194, 292, 365, 388, 485, 584, 730, 776, 970, 1460, 1940, 2729, 2920, 3880, 5458, 7081, 10916, 13645, 14162, 21832, 27290, 28324, 35405, 54580, 56648, 70810, 109160, 141620, 199217, 264713, 283240, 398434, 529426, 796868, 996085, 1058852, 1323565, 1593736, 1992170, 2117704, 2647130, 3984340, 5294260, 7968680, 10588520, 19324049, 38648098, 77296196, 96620245, 154592392, 193240490, 386480980, 772961960]

約数ペア:

[(1, 772961960), (2, 386480980), (4, 193240490), (5, 154592392), (8, 96620245), (10, 77296196), (20, 38648098), (40, 19324049), (73, 10588520), (97, 7968680), (146, 5294260), (194, 3984340), (292, 2647130), (365, 2117704), (388, 1992170), (485, 1593736), (584, 1323565), (730, 1058852), (776, 996085), (970, 796868), (1460, 529426), (1940, 398434), (2729, 283240), (2920, 264713), (3880, 199217), (5458, 141620), (7081, 109160), (10916, 70810), (13645, 56648), (14162, 54580), (21832, 35405), (27290, 28324)]