71840615

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 122135040

約数和(自身を除く): 50294425

約数列:

[1, 5, 7, 11, 19, 23, 35, 49, 55, 61, 77, 95, 115, 133, 161, 209, 245, 253, 305, 385, 427, 437, 539, 665, 671, 805, 931, 1045, 1127, 1159, 1265, 1403, 1463, 1771, 2135, 2185, 2695, 2989, 3059, 3355, 4655, 4697, 4807, 5635, 5795, 7015, 7315, 8113, 8855, 9821, 10241, 12397, 12749, 14945, 15295, 15433, 21413, 23485, 24035, 26657, 32879, 33649, 40565, 49105, 51205, 56791, 61985, 63745, 68747, 77165, 89243, 107065, 108031, 133285, 164395, 168245, 186599, 235543, 283955, 293227, 343735, 446215, 540155, 624701, 756217, 932995, 1177715, 1306193, 1466135, 2052589, 3123505, 3781085, 6530965, 10262945, 14368123, 71840615]

約数ペア:

[(1, 71840615), (5, 14368123), (7, 10262945), (11, 6530965), (19, 3781085), (23, 3123505), (35, 2052589), (49, 1466135), (55, 1306193), (61, 1177715), (77, 932995), (95, 756217), (115, 624701), (133, 540155), (161, 446215), (209, 343735), (245, 293227), (253, 283955), (305, 235543), (385, 186599), (427, 168245), (437, 164395), (539, 133285), (665, 108031), (671, 107065), (805, 89243), (931, 77165), (1045, 68747), (1127, 63745), (1159, 61985), (1265, 56791), (1403, 51205), (1463, 49105), (1771, 40565), (2135, 33649), (2185, 32879), (2695, 26657), (2989, 24035), (3059, 23485), (3355, 21413), (4655, 15433), (4697, 15295), (4807, 14945), (5635, 12749), (5795, 12397), (7015, 10241), (7315, 9821), (8113, 8855)]