164867920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9497}}^1$

素因数の和:9548

約数の個数: 80

約数和(自身を含む): 452256768

約数和(自身を除く): 287388848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 9497, 17360, 18994, 37988, 47485, 66479, 75976, 94970, 132958, 151952, 189940, 265916, 294407, 332395, 379880, 531832, 588814, 664790, 759760, 1063664, 1177628, 1329580, 1472035, 2060849, 2355256, 2659160, 2944070, 4121698, 4710512, 5318320, 5888140, 8243396, 10304245, 11776280, 16486792, 20608490, 23552560, 32973584, 41216980, 82433960, 164867920]

約数ペア:

[(1, 164867920), (2, 82433960), (4, 41216980), (5, 32973584), (7, 23552560), (8, 20608490), (10, 16486792), (14, 11776280), (16, 10304245), (20, 8243396), (28, 5888140), (31, 5318320), (35, 4710512), (40, 4121698), (56, 2944070), (62, 2659160), (70, 2355256), (80, 2060849), (112, 1472035), (124, 1329580), (140, 1177628), (155, 1063664), (217, 759760), (248, 664790), (280, 588814), (310, 531832), (434, 379880), (496, 332395), (560, 294407), (620, 265916), (868, 189940), (1085, 151952), (1240, 132958), (1736, 94970), (2170, 75976), (2480, 66479), (3472, 47485), (4340, 37988), (8680, 18994), (9497, 17360)]