139042475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 224985600

約数和(自身を除く): 85943125

約数列:

[1, 5, 11, 13, 19, 23, 25, 55, 65, 89, 95, 115, 143, 209, 247, 253, 275, 299, 325, 437, 445, 475, 575, 715, 979, 1045, 1157, 1235, 1265, 1495, 1691, 2047, 2185, 2225, 2717, 3289, 3575, 4807, 4895, 5225, 5681, 5785, 6175, 6325, 7475, 8455, 10235, 10925, 12727, 13585, 16445, 18601, 21983, 22517, 24035, 24475, 26611, 28405, 28925, 38893, 42275, 51175, 62491, 63635, 67925, 82225, 93005, 109915, 112585, 120175, 133055, 142025, 194465, 241813, 292721, 312455, 318175, 427823, 465025, 505609, 549575, 562925, 665275, 972325, 1209065, 1463605, 1562275, 2139115, 2528045, 5561699, 6045325, 7318025, 10695575, 12640225, 27808495, 139042475]

約数ペア:

[(1, 139042475), (5, 27808495), (11, 12640225), (13, 10695575), (19, 7318025), (23, 6045325), (25, 5561699), (55, 2528045), (65, 2139115), (89, 1562275), (95, 1463605), (115, 1209065), (143, 972325), (209, 665275), (247, 562925), (253, 549575), (275, 505609), (299, 465025), (325, 427823), (437, 318175), (445, 312455), (475, 292721), (575, 241813), (715, 194465), (979, 142025), (1045, 133055), (1157, 120175), (1235, 112585), (1265, 109915), (1495, 93005), (1691, 82225), (2047, 67925), (2185, 63635), (2225, 62491), (2717, 51175), (3289, 42275), (3575, 38893), (4807, 28925), (4895, 28405), (5225, 26611), (5681, 24475), (5785, 24035), (6175, 22517), (6325, 21983), (7475, 18601), (8455, 16445), (10235, 13585), (10925, 12727)]