668293970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{601}}^1$

素因数の和:867

約数の個数: 64

約数和(自身を含む): 1323205632

約数和(自身を除く): 654911662

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 211, 310, 422, 527, 601, 1054, 1055, 1202, 2110, 2635, 3005, 3587, 5270, 6010, 6541, 7174, 10217, 13082, 17935, 18631, 20434, 32705, 35870, 37262, 51085, 65410, 93155, 102170, 111197, 126811, 186310, 222394, 253622, 316727, 555985, 633454, 634055, 1111970, 1268110, 1583635, 2155787, 3167270, 3931141, 4311574, 7862282, 10778935, 19655705, 21557870, 39311410, 66829397, 133658794, 334146985, 668293970]

約数ペア:

[(1, 668293970), (2, 334146985), (5, 133658794), (10, 66829397), (17, 39311410), (31, 21557870), (34, 19655705), (62, 10778935), (85, 7862282), (155, 4311574), (170, 3931141), (211, 3167270), (310, 2155787), (422, 1583635), (527, 1268110), (601, 1111970), (1054, 634055), (1055, 633454), (1202, 555985), (2110, 316727), (2635, 253622), (3005, 222394), (3587, 186310), (5270, 126811), (6010, 111197), (6541, 102170), (7174, 93155), (10217, 65410), (13082, 51085), (17935, 37262), (18631, 35870), (20434, 32705)]