131017160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 329011200

約数和(自身を除く): 197994040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 67, 76, 83, 95, 124, 134, 152, 155, 166, 190, 248, 268, 310, 332, 335, 380, 415, 536, 589, 620, 664, 670, 760, 830, 1178, 1240, 1273, 1340, 1577, 1660, 2077, 2356, 2546, 2573, 2680, 2945, 3154, 3320, 4154, 4712, 5092, 5146, 5561, 5890, 6308, 6365, 7885, 8308, 10184, 10292, 10385, 11122, 11780, 12616, 12730, 12865, 15770, 16616, 20584, 20770, 22244, 23560, 25460, 25730, 27805, 31540, 39463, 41540, 44488, 48887, 50920, 51460, 55610, 63080, 78926, 83080, 97774, 102920, 105659, 111220, 157852, 172391, 195548, 197315, 211318, 222440, 244435, 315704, 344782, 391096, 394630, 422636, 488870, 528295, 689564, 789260, 845272, 861955, 977740, 1056590, 1379128, 1578520, 1723910, 1955480, 2113180, 3275429, 3447820, 4226360, 6550858, 6895640, 13101716, 16377145, 26203432, 32754290, 65508580, 131017160]

約数ペア:

[(1, 131017160), (2, 65508580), (4, 32754290), (5, 26203432), (8, 16377145), (10, 13101716), (19, 6895640), (20, 6550858), (31, 4226360), (38, 3447820), (40, 3275429), (62, 2113180), (67, 1955480), (76, 1723910), (83, 1578520), (95, 1379128), (124, 1056590), (134, 977740), (152, 861955), (155, 845272), (166, 789260), (190, 689564), (248, 528295), (268, 488870), (310, 422636), (332, 394630), (335, 391096), (380, 344782), (415, 315704), (536, 244435), (589, 222440), (620, 211318), (664, 197315), (670, 195548), (760, 172391), (830, 157852), (1178, 111220), (1240, 105659), (1273, 102920), (1340, 97774), (1577, 83080), (1660, 78926), (2077, 63080), (2356, 55610), (2546, 51460), (2573, 50920), (2680, 48887), (2945, 44488), (3154, 41540), (3320, 39463), (4154, 31540), (4712, 27805), (5092, 25730), (5146, 25460), (5561, 23560), (5890, 22244), (6308, 20770), (6365, 20584), (7885, 16616), (8308, 15770), (10184, 12865), (10292, 12730), (10385, 12616), (11122, 11780)]