78541275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{269}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 138607200

約数和(自身を除く): 60065925

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 229, 255, 269, 425, 687, 807, 1145, 1275, 1345, 3435, 3893, 4035, 4573, 5725, 6725, 11679, 13719, 17175, 19465, 20175, 22865, 58395, 61601, 68595, 97325, 114325, 184803, 291975, 308005, 342975, 924015, 1047217, 1540025, 3141651, 4620075, 5236085, 15708255, 26180425, 78541275]

約数ペア:

[(1, 78541275), (3, 26180425), (5, 15708255), (15, 5236085), (17, 4620075), (25, 3141651), (51, 1540025), (75, 1047217), (85, 924015), (229, 342975), (255, 308005), (269, 291975), (425, 184803), (687, 114325), (807, 97325), (1145, 68595), (1275, 61601), (1345, 58395), (3435, 22865), (3893, 20175), (4035, 19465), (4573, 17175), (5725, 13719), (6725, 11679)]