131194544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 292168800

約数和(自身を除く): 160974256

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 89, 104, 152, 178, 208, 247, 304, 356, 373, 494, 712, 746, 988, 1157, 1424, 1492, 1691, 1976, 2314, 2984, 3382, 3952, 4628, 4849, 5968, 6764, 7087, 9256, 9698, 13528, 14174, 18512, 19396, 21983, 27056, 28348, 33197, 38792, 43966, 56696, 66394, 77584, 87932, 92131, 113392, 132788, 175864, 184262, 265576, 351728, 368524, 431561, 531152, 630743, 737048, 863122, 1261486, 1474096, 1726244, 2522972, 3452488, 5045944, 6904976, 8199659, 10091888, 16399318, 32798636, 65597272, 131194544]

約数ペア:

[(1, 131194544), (2, 65597272), (4, 32798636), (8, 16399318), (13, 10091888), (16, 8199659), (19, 6904976), (26, 5045944), (38, 3452488), (52, 2522972), (76, 1726244), (89, 1474096), (104, 1261486), (152, 863122), (178, 737048), (208, 630743), (247, 531152), (304, 431561), (356, 368524), (373, 351728), (494, 265576), (712, 184262), (746, 175864), (988, 132788), (1157, 113392), (1424, 92131), (1492, 87932), (1691, 77584), (1976, 66394), (2314, 56696), (2984, 43966), (3382, 38792), (3952, 33197), (4628, 28348), (4849, 27056), (5968, 21983), (6764, 19396), (7087, 18512), (9256, 14174), (9698, 13528)]