71576320

素因数分解:

$2^8\times 5^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 172922400

約数和(自身を除く): 101346080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 256, 281, 320, 398, 562, 640, 796, 995, 1124, 1280, 1405, 1592, 1990, 2248, 2810, 3184, 3980, 4496, 5620, 6368, 7960, 8992, 11240, 12736, 15920, 17984, 22480, 25472, 31840, 35968, 44960, 50944, 55919, 63680, 71936, 89920, 111838, 127360, 179840, 223676, 254720, 279595, 359680, 447352, 559190, 894704, 1118380, 1789408, 2236760, 3578816, 4473520, 7157632, 8947040, 14315264, 17894080, 35788160, 71576320]

約数ペア:

[(1, 71576320), (2, 35788160), (4, 17894080), (5, 14315264), (8, 8947040), (10, 7157632), (16, 4473520), (20, 3578816), (32, 2236760), (40, 1789408), (64, 1118380), (80, 894704), (128, 559190), (160, 447352), (199, 359680), (256, 279595), (281, 254720), (320, 223676), (398, 179840), (562, 127360), (640, 111838), (796, 89920), (995, 71936), (1124, 63680), (1280, 55919), (1405, 50944), (1592, 44960), (1990, 35968), (2248, 31840), (2810, 25472), (3184, 22480), (3980, 17984), (4496, 15920), (5620, 12736), (6368, 11240), (7960, 8992)]