64409290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 133384320

約数和(自身を除く): 68975030

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 61, 110, 122, 145, 290, 305, 319, 331, 610, 638, 662, 671, 1342, 1595, 1655, 1769, 3190, 3310, 3355, 3538, 3641, 6710, 7282, 8845, 9599, 17690, 18205, 19198, 19459, 20191, 36410, 38918, 40382, 47995, 95990, 97295, 100955, 105589, 194590, 201910, 211178, 222101, 444202, 527945, 585539, 1055890, 1110505, 1171078, 2221010, 2927695, 5855390, 6440929, 12881858, 32204645, 64409290]

約数ペア:

[(1, 64409290), (2, 32204645), (5, 12881858), (10, 6440929), (11, 5855390), (22, 2927695), (29, 2221010), (55, 1171078), (58, 1110505), (61, 1055890), (110, 585539), (122, 527945), (145, 444202), (290, 222101), (305, 211178), (319, 201910), (331, 194590), (610, 105589), (638, 100955), (662, 97295), (671, 95990), (1342, 47995), (1595, 40382), (1655, 38918), (1769, 36410), (3190, 20191), (3310, 19459), (3355, 19198), (3538, 18205), (3641, 17690), (6710, 9599), (7282, 8845)]