2543251408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{301619}}^1$

素因数の和:301675

約数の個数: 40

約数和(自身を含む): 5385726720

約数和(自身を除く): 2842475312

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 301619, 603238, 1206476, 2412952, 4825904, 5127523, 9350189, 10255046, 18700378, 20510092, 37400756, 41020184, 74801512, 82040368, 149603024, 158953213, 317906426, 635812852, 1271625704, 2543251408]

約数ペア:

[(1, 2543251408), (2, 1271625704), (4, 635812852), (8, 317906426), (16, 158953213), (17, 149603024), (31, 82040368), (34, 74801512), (62, 41020184), (68, 37400756), (124, 20510092), (136, 18700378), (248, 10255046), (272, 9350189), (496, 5127523), (527, 4825904), (1054, 2412952), (2108, 1206476), (4216, 603238), (8432, 301619)]