90355460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 213373440

約数和(自身を除く): 123017980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 79, 83, 106, 130, 158, 166, 212, 260, 265, 316, 332, 395, 415, 530, 689, 790, 830, 1027, 1060, 1079, 1378, 1580, 1660, 2054, 2158, 2756, 3445, 4108, 4187, 4316, 4399, 5135, 5395, 6557, 6890, 8374, 8798, 10270, 10790, 13114, 13780, 16748, 17596, 20540, 20935, 21580, 21995, 26228, 32785, 41870, 43990, 54431, 57187, 65570, 83740, 85241, 87980, 108862, 114374, 131140, 170482, 217724, 228748, 272155, 285935, 340964, 347521, 426205, 544310, 571870, 695042, 852410, 1088620, 1143740, 1390084, 1704820, 1737605, 3475210, 4517773, 6950420, 9035546, 18071092, 22588865, 45177730, 90355460]

約数ペア:

[(1, 90355460), (2, 45177730), (4, 22588865), (5, 18071092), (10, 9035546), (13, 6950420), (20, 4517773), (26, 3475210), (52, 1737605), (53, 1704820), (65, 1390084), (79, 1143740), (83, 1088620), (106, 852410), (130, 695042), (158, 571870), (166, 544310), (212, 426205), (260, 347521), (265, 340964), (316, 285935), (332, 272155), (395, 228748), (415, 217724), (530, 170482), (689, 131140), (790, 114374), (830, 108862), (1027, 87980), (1060, 85241), (1079, 83740), (1378, 65570), (1580, 57187), (1660, 54431), (2054, 43990), (2158, 41870), (2756, 32785), (3445, 26228), (4108, 21995), (4187, 21580), (4316, 20935), (4399, 20540), (5135, 17596), (5395, 16748), (6557, 13780), (6890, 13114), (8374, 10790), (8798, 10270)]