66854580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{85711}}^1$

素因数の和:85736

約数の個数: 48

約数和(自身を含む): 201594624

約数和(自身を除く): 134740044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 85711, 171422, 257133, 342844, 428555, 514266, 857110, 1028532, 1114243, 1285665, 1714220, 2228486, 2571330, 3342729, 4456972, 5142660, 5571215, 6685458, 11142430, 13370916, 16713645, 22284860, 33427290, 66854580]

約数ペア:

[(1, 66854580), (2, 33427290), (3, 22284860), (4, 16713645), (5, 13370916), (6, 11142430), (10, 6685458), (12, 5571215), (13, 5142660), (15, 4456972), (20, 3342729), (26, 2571330), (30, 2228486), (39, 1714220), (52, 1285665), (60, 1114243), (65, 1028532), (78, 857110), (130, 514266), (156, 428555), (195, 342844), (260, 257133), (390, 171422), (780, 85711)]