78856164

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 204804600

約数和(自身を除く): 125948436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 149, 183, 241, 244, 298, 366, 447, 482, 549, 596, 723, 732, 894, 964, 1098, 1341, 1446, 1788, 2169, 2196, 2682, 2892, 4338, 5364, 8676, 9089, 14701, 18178, 27267, 29402, 35909, 36356, 44103, 54534, 58804, 71818, 81801, 88206, 107727, 109068, 132309, 143636, 163602, 176412, 215454, 264618, 323181, 327204, 430908, 529236, 646362, 1292724, 2190449, 4380898, 6571347, 8761796, 13142694, 19714041, 26285388, 39428082, 78856164]

約数ペア:

[(1, 78856164), (2, 39428082), (3, 26285388), (4, 19714041), (6, 13142694), (9, 8761796), (12, 6571347), (18, 4380898), (36, 2190449), (61, 1292724), (122, 646362), (149, 529236), (183, 430908), (241, 327204), (244, 323181), (298, 264618), (366, 215454), (447, 176412), (482, 163602), (549, 143636), (596, 132309), (723, 109068), (732, 107727), (894, 88206), (964, 81801), (1098, 71818), (1341, 58804), (1446, 54534), (1788, 44103), (2169, 36356), (2196, 35909), (2682, 29402), (2892, 27267), (4338, 18178), (5364, 14701), (8676, 9089)]