78172688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 176447040

約数和(自身を除く): 98274352

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 97, 152, 176, 194, 209, 241, 304, 388, 418, 482, 776, 836, 964, 1067, 1552, 1672, 1843, 1928, 2134, 2651, 3344, 3686, 3856, 4268, 4579, 5302, 7372, 8536, 9158, 10604, 14744, 17072, 18316, 20273, 21208, 23377, 29488, 36632, 40546, 42416, 46754, 50369, 73264, 81092, 93508, 100738, 162184, 187016, 201476, 257147, 324368, 374032, 402952, 444163, 514294, 805904, 888326, 1028588, 1776652, 2057176, 3553304, 4114352, 4885793, 7106608, 9771586, 19543172, 39086344, 78172688]

約数ペア:

[(1, 78172688), (2, 39086344), (4, 19543172), (8, 9771586), (11, 7106608), (16, 4885793), (19, 4114352), (22, 3553304), (38, 2057176), (44, 1776652), (76, 1028588), (88, 888326), (97, 805904), (152, 514294), (176, 444163), (194, 402952), (209, 374032), (241, 324368), (304, 257147), (388, 201476), (418, 187016), (482, 162184), (776, 100738), (836, 93508), (964, 81092), (1067, 73264), (1552, 50369), (1672, 46754), (1843, 42416), (1928, 40546), (2134, 36632), (2651, 29488), (3344, 23377), (3686, 21208), (3856, 20273), (4268, 18316), (4579, 17072), (5302, 14744), (7372, 10604), (8536, 9158)]