90172810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{503}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 201180672

約数和(自身を除く): 111007862

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 197, 394, 455, 503, 910, 985, 1006, 1379, 1970, 2515, 2561, 2758, 3521, 5030, 5122, 6539, 6895, 7042, 12805, 13078, 13790, 17605, 17927, 25610, 32695, 35210, 35854, 45773, 65390, 89635, 91546, 99091, 179270, 198182, 228865, 457730, 495455, 693637, 990910, 1288183, 1387274, 2576366, 3468185, 6440915, 6936370, 9017281, 12881830, 18034562, 45086405, 90172810]

約数ペア:

[(1, 90172810), (2, 45086405), (5, 18034562), (7, 12881830), (10, 9017281), (13, 6936370), (14, 6440915), (26, 3468185), (35, 2576366), (65, 1387274), (70, 1288183), (91, 990910), (130, 693637), (182, 495455), (197, 457730), (394, 228865), (455, 198182), (503, 179270), (910, 99091), (985, 91546), (1006, 89635), (1379, 65390), (1970, 45773), (2515, 35854), (2561, 35210), (2758, 32695), (3521, 25610), (5030, 17927), (5122, 17605), (6539, 13790), (6895, 13078), (7042, 12805)]