77222080

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1026

約数の個数: 112

約数和(自身を含む): 208666080

約数和(自身を除く): 131444000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 977, 988, 1040, 1216, 1235, 1520, 1954, 1976, 2080, 2470, 3040, 3908, 3952, 4160, 4885, 4940, 6080, 7816, 7904, 9770, 9880, 12701, 15632, 15808, 18563, 19540, 19760, 25402, 31264, 37126, 39080, 39520, 50804, 62528, 63505, 74252, 78160, 79040, 92815, 101608, 127010, 148504, 156320, 185630, 203216, 241319, 254020, 297008, 312640, 371260, 406432, 482638, 508040, 594016, 742520, 812864, 965276, 1016080, 1188032, 1206595, 1485040, 1930552, 2032160, 2413190, 2970080, 3861104, 4064320, 4826380, 5940160, 7722208, 9652760, 15444416, 19305520, 38611040, 77222080]

約数ペア:

[(1, 77222080), (2, 38611040), (4, 19305520), (5, 15444416), (8, 9652760), (10, 7722208), (13, 5940160), (16, 4826380), (19, 4064320), (20, 3861104), (26, 2970080), (32, 2413190), (38, 2032160), (40, 1930552), (52, 1485040), (64, 1206595), (65, 1188032), (76, 1016080), (80, 965276), (95, 812864), (104, 742520), (130, 594016), (152, 508040), (160, 482638), (190, 406432), (208, 371260), (247, 312640), (260, 297008), (304, 254020), (320, 241319), (380, 203216), (416, 185630), (494, 156320), (520, 148504), (608, 127010), (760, 101608), (832, 92815), (977, 79040), (988, 78160), (1040, 74252), (1216, 63505), (1235, 62528), (1520, 50804), (1954, 39520), (1976, 39080), (2080, 37126), (2470, 31264), (3040, 25402), (3908, 19760), (3952, 19540), (4160, 18563), (4885, 15808), (4940, 15632), (6080, 12701), (7816, 9880), (7904, 9770)]