101123840

素因数分解:

$2^8\times 5^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 244053600

約数和(自身を除く): 142929760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 199, 256, 320, 397, 398, 640, 794, 796, 995, 1280, 1588, 1592, 1985, 1990, 3176, 3184, 3970, 3980, 6352, 6368, 7940, 7960, 12704, 12736, 15880, 15920, 25408, 25472, 31760, 31840, 50816, 50944, 63520, 63680, 79003, 101632, 127040, 127360, 158006, 254080, 254720, 316012, 395015, 508160, 632024, 790030, 1264048, 1580060, 2528096, 3160120, 5056192, 6320240, 10112384, 12640480, 20224768, 25280960, 50561920, 101123840]

約数ペア:

[(1, 101123840), (2, 50561920), (4, 25280960), (5, 20224768), (8, 12640480), (10, 10112384), (16, 6320240), (20, 5056192), (32, 3160120), (40, 2528096), (64, 1580060), (80, 1264048), (128, 790030), (160, 632024), (199, 508160), (256, 395015), (320, 316012), (397, 254720), (398, 254080), (640, 158006), (794, 127360), (796, 127040), (995, 101632), (1280, 79003), (1588, 63680), (1592, 63520), (1985, 50944), (1990, 50816), (3176, 31840), (3184, 31760), (3970, 25472), (3980, 25408), (6352, 15920), (6368, 15880), (7940, 12736), (7960, 12704)]