88130320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{277}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 212830128

約数和(自身を除く): 124699808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 97, 164, 194, 205, 277, 328, 388, 410, 485, 554, 656, 776, 820, 970, 1108, 1385, 1552, 1640, 1940, 2216, 2770, 3280, 3880, 3977, 4432, 5540, 7760, 7954, 11080, 11357, 15908, 19885, 22160, 22714, 26869, 31816, 39770, 45428, 53738, 56785, 63632, 79540, 90856, 107476, 113570, 134345, 159080, 181712, 214952, 227140, 268690, 318160, 429904, 454280, 537380, 908560, 1074760, 1101629, 2149520, 2203258, 4406516, 5508145, 8813032, 11016290, 17626064, 22032580, 44065160, 88130320]

約数ペア:

[(1, 88130320), (2, 44065160), (4, 22032580), (5, 17626064), (8, 11016290), (10, 8813032), (16, 5508145), (20, 4406516), (40, 2203258), (41, 2149520), (80, 1101629), (82, 1074760), (97, 908560), (164, 537380), (194, 454280), (205, 429904), (277, 318160), (328, 268690), (388, 227140), (410, 214952), (485, 181712), (554, 159080), (656, 134345), (776, 113570), (820, 107476), (970, 90856), (1108, 79540), (1385, 63632), (1552, 56785), (1640, 53738), (1940, 45428), (2216, 39770), (2770, 31816), (3280, 26869), (3880, 22714), (3977, 22160), (4432, 19885), (5540, 15908), (7760, 11357), (7954, 11080)]