81810330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10529}}^1$

素因数の和:10583

約数の個数: 64

約数和(自身を含む): 230480640

約数和(自身を除く): 148670310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 111, 185, 210, 222, 259, 370, 518, 555, 777, 1110, 1295, 1554, 2590, 3885, 7770, 10529, 21058, 31587, 52645, 63174, 73703, 105290, 147406, 157935, 221109, 315870, 368515, 389573, 442218, 737030, 779146, 1105545, 1168719, 1947865, 2211090, 2337438, 2727011, 3895730, 5454022, 5843595, 8181033, 11687190, 13635055, 16362066, 27270110, 40905165, 81810330]

約数ペア:

[(1, 81810330), (2, 40905165), (3, 27270110), (5, 16362066), (6, 13635055), (7, 11687190), (10, 8181033), (14, 5843595), (15, 5454022), (21, 3895730), (30, 2727011), (35, 2337438), (37, 2211090), (42, 1947865), (70, 1168719), (74, 1105545), (105, 779146), (111, 737030), (185, 442218), (210, 389573), (222, 368515), (259, 315870), (370, 221109), (518, 157935), (555, 147406), (777, 105290), (1110, 73703), (1295, 63174), (1554, 52645), (2590, 31587), (3885, 21058), (7770, 10529)]