76722470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 153120240

約数和(自身を除く): 76397770

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 163, 242, 326, 389, 605, 778, 815, 1210, 1630, 1793, 1945, 3586, 3890, 4279, 8558, 8965, 17930, 19723, 21395, 39446, 42790, 47069, 63407, 94138, 98615, 126814, 197230, 235345, 317035, 470690, 634070, 697477, 1394954, 3487385, 6974770, 7672247, 15344494, 38361235, 76722470]

約数ペア:

[(1, 76722470), (2, 38361235), (5, 15344494), (10, 7672247), (11, 6974770), (22, 3487385), (55, 1394954), (110, 697477), (121, 634070), (163, 470690), (242, 317035), (326, 235345), (389, 197230), (605, 126814), (778, 98615), (815, 94138), (1210, 63407), (1630, 47069), (1793, 42790), (1945, 39446), (3586, 21395), (3890, 19723), (4279, 17930), (8558, 8965)]