470897386370

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{463}}^1\times {\mathrm{20897}}^1$

素因数の和:21555

約数の個数: 64

約数和(自身を含む): 882474725376

約数和(自身を除く): 411577339006

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 463, 785, 926, 1570, 2315, 4630, 4867, 9734, 14353, 20897, 24335, 28706, 41794, 48670, 71765, 72691, 104485, 143530, 145382, 208970, 363455, 647807, 726910, 1295614, 2253421, 3239035, 3280829, 4506842, 6478070, 6561658, 9675311, 11267105, 16404145, 19350622, 22534210, 32808290, 48376555, 96753110, 101705699, 203411398, 299934641, 508528495, 599869282, 1017056990, 1499673205, 1519023827, 2999346410, 3038047654, 7595119135, 15190238270, 47089738637, 94179477274, 235448693185, 470897386370]

約数ペア:

[(1, 470897386370), (2, 235448693185), (5, 94179477274), (10, 47089738637), (31, 15190238270), (62, 7595119135), (155, 3038047654), (157, 2999346410), (310, 1519023827), (314, 1499673205), (463, 1017056990), (785, 599869282), (926, 508528495), (1570, 299934641), (2315, 203411398), (4630, 101705699), (4867, 96753110), (9734, 48376555), (14353, 32808290), (20897, 22534210), (24335, 19350622), (28706, 16404145), (41794, 11267105), (48670, 9675311), (71765, 6561658), (72691, 6478070), (104485, 4506842), (143530, 3280829), (145382, 3239035), (208970, 2253421), (363455, 1295614), (647807, 726910)]