78421365

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:664

約数の個数: 80

約数和(自身を含む): 158906880

約数和(自身を除く): 80485515

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 33, 45, 55, 81, 87, 99, 135, 145, 165, 261, 297, 319, 405, 435, 495, 607, 783, 891, 957, 1305, 1485, 1595, 1821, 2349, 2871, 3035, 3915, 4455, 4785, 5463, 6677, 8613, 9105, 11745, 14355, 16389, 17603, 20031, 25839, 27315, 33385, 43065, 49167, 52809, 60093, 81945, 88015, 100155, 129195, 158427, 180279, 193633, 245835, 264045, 300465, 475281, 540837, 580899, 792135, 901395, 968165, 1425843, 1742697, 2376405, 2704185, 2904495, 5228091, 7129215, 8713485, 15684273, 26140455, 78421365]

約数ペア:

[(1, 78421365), (3, 26140455), (5, 15684273), (9, 8713485), (11, 7129215), (15, 5228091), (27, 2904495), (29, 2704185), (33, 2376405), (45, 1742697), (55, 1425843), (81, 968165), (87, 901395), (99, 792135), (135, 580899), (145, 540837), (165, 475281), (261, 300465), (297, 264045), (319, 245835), (405, 193633), (435, 180279), (495, 158427), (607, 129195), (783, 100155), (891, 88015), (957, 81945), (1305, 60093), (1485, 52809), (1595, 49167), (1821, 43065), (2349, 33385), (2871, 27315), (3035, 25839), (3915, 20031), (4455, 17603), (4785, 16389), (5463, 14355), (6677, 11745), (8613, 9105)]