81413070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 200079936

約数和(自身を除く): 118666866

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 101, 194, 202, 277, 291, 303, 485, 505, 554, 582, 606, 831, 970, 1010, 1385, 1455, 1515, 1662, 2770, 2910, 3030, 4155, 8310, 9797, 19594, 26869, 27977, 29391, 48985, 53738, 55954, 58782, 80607, 83931, 97970, 134345, 139885, 146955, 161214, 167862, 268690, 279770, 293910, 403035, 419655, 806070, 839310, 2713769, 5427538, 8141307, 13568845, 16282614, 27137690, 40706535, 81413070]

約数ペア:

[(1, 81413070), (2, 40706535), (3, 27137690), (5, 16282614), (6, 13568845), (10, 8141307), (15, 5427538), (30, 2713769), (97, 839310), (101, 806070), (194, 419655), (202, 403035), (277, 293910), (291, 279770), (303, 268690), (485, 167862), (505, 161214), (554, 146955), (582, 139885), (606, 134345), (831, 97970), (970, 83931), (1010, 80607), (1385, 58782), (1455, 55954), (1515, 53738), (1662, 48985), (2770, 29391), (2910, 27977), (3030, 26869), (4155, 19594), (8310, 9797)]