65508580

素因数分解:

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

素因数の和:209

約数の個数: 96

約数和(自身を含む): 153538560

約数和(自身を除く): 88029980

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 67, 76, 83, 95, 124, 134, 155, 166, 190, 268, 310, 332, 335, 380, 415, 589, 620, 670, 830, 1178, 1273, 1340, 1577, 1660, 2077, 2356, 2546, 2573, 2945, 3154, 4154, 5092, 5146, 5561, 5890, 6308, 6365, 7885, 8308, 10292, 10385, 11122, 11780, 12730, 12865, 15770, 20770, 22244, 25460, 25730, 27805, 31540, 39463, 41540, 48887, 51460, 55610, 78926, 97774, 105659, 111220, 157852, 172391, 195548, 197315, 211318, 244435, 344782, 394630, 422636, 488870, 528295, 689564, 789260, 861955, 977740, 1056590, 1723910, 2113180, 3275429, 3447820, 6550858, 13101716, 16377145, 32754290, 65508580]

約数ペア:

[(1, 65508580), (2, 32754290), (4, 16377145), (5, 13101716), (10, 6550858), (19, 3447820), (20, 3275429), (31, 2113180), (38, 1723910), (62, 1056590), (67, 977740), (76, 861955), (83, 789260), (95, 689564), (124, 528295), (134, 488870), (155, 422636), (166, 394630), (190, 344782), (268, 244435), (310, 211318), (332, 197315), (335, 195548), (380, 172391), (415, 157852), (589, 111220), (620, 105659), (670, 97774), (830, 78926), (1178, 55610), (1273, 51460), (1340, 48887), (1577, 41540), (1660, 39463), (2077, 31540), (2356, 27805), (2546, 25730), (2573, 25460), (2945, 22244), (3154, 20770), (4154, 15770), (5092, 12865), (5146, 12730), (5561, 11780), (5890, 11122), (6308, 10385), (6365, 10292), (7885, 8308)]