81212528

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{967}}^1$

素因数の和:1185

約数の個数: 40

約数和(自身を含む): 163843680

約数和(自身を除く): 82631152

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 181, 232, 362, 464, 724, 967, 1448, 1934, 2896, 3868, 5249, 7736, 10498, 15472, 20996, 28043, 41992, 56086, 83984, 112172, 175027, 224344, 350054, 448688, 700108, 1400216, 2800432, 5075783, 10151566, 20303132, 40606264, 81212528]

約数ペア:

[(1, 81212528), (2, 40606264), (4, 20303132), (8, 10151566), (16, 5075783), (29, 2800432), (58, 1400216), (116, 700108), (181, 448688), (232, 350054), (362, 224344), (464, 175027), (724, 112172), (967, 83984), (1448, 56086), (1934, 41992), (2896, 28043), (3868, 20996), (5249, 15472), (7736, 10498)]