133712080

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 322300800

約数和(自身を除く): 188588720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 199, 227, 296, 370, 398, 454, 592, 740, 796, 908, 995, 1135, 1480, 1592, 1816, 1990, 2270, 2960, 3184, 3632, 3980, 4540, 7363, 7960, 8399, 9080, 14726, 15920, 16798, 18160, 29452, 33596, 36815, 41995, 45173, 58904, 67192, 73630, 83990, 90346, 117808, 134384, 147260, 167980, 180692, 225865, 294520, 335960, 361384, 451730, 589040, 671920, 722768, 903460, 1671401, 1806920, 3342802, 3613840, 6685604, 8357005, 13371208, 16714010, 26742416, 33428020, 66856040, 133712080]

約数ペア:

[(1, 133712080), (2, 66856040), (4, 33428020), (5, 26742416), (8, 16714010), (10, 13371208), (16, 8357005), (20, 6685604), (37, 3613840), (40, 3342802), (74, 1806920), (80, 1671401), (148, 903460), (185, 722768), (199, 671920), (227, 589040), (296, 451730), (370, 361384), (398, 335960), (454, 294520), (592, 225865), (740, 180692), (796, 167980), (908, 147260), (995, 134384), (1135, 117808), (1480, 90346), (1592, 83990), (1816, 73630), (1990, 67192), (2270, 58904), (2960, 45173), (3184, 41995), (3632, 36815), (3980, 33596), (4540, 29452), (7363, 18160), (7960, 16798), (8399, 15920), (9080, 14726)]