65268705

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 116640000

約数和(自身を除く): 51371295

約数列:

[1, 3, 5, 15, 19, 29, 53, 57, 87, 95, 145, 149, 159, 265, 285, 435, 447, 551, 745, 795, 1007, 1537, 1653, 2235, 2755, 2831, 3021, 4321, 4611, 5035, 7685, 7897, 8265, 8493, 12963, 14155, 15105, 21605, 23055, 23691, 29203, 39485, 42465, 64815, 82099, 87609, 118455, 146015, 150043, 229013, 246297, 410495, 438045, 450129, 687039, 750215, 1145065, 1231485, 2250645, 3435195, 4351247, 13053741, 21756235, 65268705]

約数ペア:

[(1, 65268705), (3, 21756235), (5, 13053741), (15, 4351247), (19, 3435195), (29, 2250645), (53, 1231485), (57, 1145065), (87, 750215), (95, 687039), (145, 450129), (149, 438045), (159, 410495), (265, 246297), (285, 229013), (435, 150043), (447, 146015), (551, 118455), (745, 87609), (795, 82099), (1007, 64815), (1537, 42465), (1653, 39485), (2235, 29203), (2755, 23691), (2831, 23055), (3021, 21605), (4321, 15105), (4611, 14155), (5035, 12963), (7685, 8493), (7897, 8265)]