78553970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 163918080

約数和(自身を除く): 85364110

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 61, 110, 115, 122, 230, 253, 305, 506, 509, 610, 671, 1018, 1265, 1342, 1403, 2530, 2545, 2806, 3355, 5090, 5599, 6710, 7015, 11198, 11707, 14030, 15433, 23414, 27995, 30866, 31049, 55990, 58535, 62098, 77165, 117070, 128777, 154330, 155245, 257554, 310490, 341539, 643885, 683078, 714127, 1287770, 1428254, 1707695, 3415390, 3570635, 7141270, 7855397, 15710794, 39276985, 78553970]

約数ペア:

[(1, 78553970), (2, 39276985), (5, 15710794), (10, 7855397), (11, 7141270), (22, 3570635), (23, 3415390), (46, 1707695), (55, 1428254), (61, 1287770), (110, 714127), (115, 683078), (122, 643885), (230, 341539), (253, 310490), (305, 257554), (506, 155245), (509, 154330), (610, 128777), (671, 117070), (1018, 77165), (1265, 62098), (1342, 58535), (1403, 55990), (2530, 31049), (2545, 30866), (2806, 27995), (3355, 23414), (5090, 15433), (5599, 14030), (6710, 11707), (7015, 11198)]