156816556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 303133600

約数和(自身を除く): 146317044

約数列:

[1, 2, 4, 13, 26, 52, 73, 109, 146, 218, 292, 379, 436, 758, 949, 1417, 1516, 1898, 2834, 3796, 4927, 5668, 7957, 9854, 15914, 19708, 27667, 31828, 41311, 55334, 82622, 103441, 110668, 165244, 206882, 359671, 413764, 537043, 719342, 1074086, 1438684, 2148172, 3015703, 6031406, 12062812, 39204139, 78408278, 156816556]

約数ペア:

[(1, 156816556), (2, 78408278), (4, 39204139), (13, 12062812), (26, 6031406), (52, 3015703), (73, 2148172), (109, 1438684), (146, 1074086), (218, 719342), (292, 537043), (379, 413764), (436, 359671), (758, 206882), (949, 165244), (1417, 110668), (1516, 103441), (1898, 82622), (2834, 55334), (3796, 41311), (4927, 31828), (5668, 27667), (7957, 19708), (9854, 15914)]