80278965

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 155232000

約数和(自身を除く): 74953035

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 149, 195, 307, 351, 447, 585, 745, 921, 1341, 1535, 1755, 1937, 2235, 2763, 3991, 4023, 4605, 5811, 6705, 8289, 9685, 11973, 13815, 17433, 19955, 20115, 29055, 35919, 41445, 45743, 52299, 59865, 87165, 107757, 137229, 179595, 228715, 261495, 411687, 538785, 594659, 686145, 1235061, 1783977, 2058435, 2973295, 5351931, 6175305, 8919885, 16055793, 26759655, 80278965]

約数ペア:

[(1, 80278965), (3, 26759655), (5, 16055793), (9, 8919885), (13, 6175305), (15, 5351931), (27, 2973295), (39, 2058435), (45, 1783977), (65, 1235061), (117, 686145), (135, 594659), (149, 538785), (195, 411687), (307, 261495), (351, 228715), (447, 179595), (585, 137229), (745, 107757), (921, 87165), (1341, 59865), (1535, 52299), (1755, 45743), (1937, 41445), (2235, 35919), (2763, 29055), (3991, 20115), (4023, 19955), (4605, 17433), (5811, 13815), (6705, 11973), (8289, 9685)]