68728485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 132710400

約数和(自身を除く): 63981915

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 149, 161, 191, 345, 447, 483, 573, 745, 805, 955, 1043, 1337, 2235, 2415, 2865, 3129, 3427, 4011, 4393, 5215, 6685, 10281, 13179, 15645, 17135, 20055, 21965, 23989, 28459, 30751, 51405, 65895, 71967, 85377, 92253, 119945, 142295, 153755, 199213, 359835, 426885, 461265, 597639, 654557, 996065, 1963671, 2988195, 3272785, 4581899, 9818355, 13745697, 22909495, 68728485]

約数ペア:

[(1, 68728485), (3, 22909495), (5, 13745697), (7, 9818355), (15, 4581899), (21, 3272785), (23, 2988195), (35, 1963671), (69, 996065), (105, 654557), (115, 597639), (149, 461265), (161, 426885), (191, 359835), (345, 199213), (447, 153755), (483, 142295), (573, 119945), (745, 92253), (805, 85377), (955, 71967), (1043, 65895), (1337, 51405), (2235, 30751), (2415, 28459), (2865, 23989), (3129, 21965), (3427, 20055), (4011, 17135), (4393, 15645), (5215, 13179), (6685, 10281)]