68142170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 136080000

約数和(自身を除く): 67937830

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 83, 95, 145, 149, 166, 190, 290, 298, 415, 551, 745, 830, 1102, 1490, 1577, 2407, 2755, 2831, 3154, 4321, 4814, 5510, 5662, 7885, 8642, 12035, 12367, 14155, 15770, 21605, 24070, 24734, 28310, 43210, 45733, 61835, 82099, 91466, 123670, 164198, 228665, 234973, 358643, 410495, 457330, 469946, 717286, 820990, 1174865, 1793215, 2349730, 3586430, 6814217, 13628434, 34071085, 68142170]

約数ペア:

[(1, 68142170), (2, 34071085), (5, 13628434), (10, 6814217), (19, 3586430), (29, 2349730), (38, 1793215), (58, 1174865), (83, 820990), (95, 717286), (145, 469946), (149, 457330), (166, 410495), (190, 358643), (290, 234973), (298, 228665), (415, 164198), (551, 123670), (745, 91466), (830, 82099), (1102, 61835), (1490, 45733), (1577, 43210), (2407, 28310), (2755, 24734), (2831, 24070), (3154, 21605), (4321, 15770), (4814, 14155), (5510, 12367), (5662, 12035), (7885, 8642)]