81230448

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{373}}^1$

素因数の和:746

約数の個数: 80

約数和(自身を含む): 227242400

約数和(自身を除く): 146011952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 349, 373, 624, 698, 746, 1047, 1119, 1396, 1492, 2094, 2238, 2792, 2984, 4188, 4476, 4537, 4849, 5584, 5968, 8376, 8952, 9074, 9698, 13611, 14547, 16752, 17904, 18148, 19396, 27222, 29094, 36296, 38792, 54444, 58188, 72592, 77584, 108888, 116376, 130177, 217776, 232752, 260354, 390531, 520708, 781062, 1041416, 1562124, 1692301, 2082832, 3124248, 3384602, 5076903, 6248496, 6769204, 10153806, 13538408, 20307612, 27076816, 40615224, 81230448]

約数ペア:

[(1, 81230448), (2, 40615224), (3, 27076816), (4, 20307612), (6, 13538408), (8, 10153806), (12, 6769204), (13, 6248496), (16, 5076903), (24, 3384602), (26, 3124248), (39, 2082832), (48, 1692301), (52, 1562124), (78, 1041416), (104, 781062), (156, 520708), (208, 390531), (312, 260354), (349, 232752), (373, 217776), (624, 130177), (698, 116376), (746, 108888), (1047, 77584), (1119, 72592), (1396, 58188), (1492, 54444), (2094, 38792), (2238, 36296), (2792, 29094), (2984, 27222), (4188, 19396), (4476, 18148), (4537, 17904), (4849, 16752), (5584, 14547), (5968, 13611), (8376, 9698), (8952, 9074)]