80151175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 115305120

約数和(自身を除く): 35153945

約数列:

[1, 5, 13, 17, 25, 65, 85, 89, 163, 221, 325, 425, 445, 815, 1105, 1157, 1513, 2119, 2225, 2771, 4075, 5525, 5785, 7565, 10595, 13855, 14507, 19669, 28925, 36023, 37825, 52975, 69275, 72535, 98345, 180115, 188591, 246619, 362675, 491725, 900575, 942955, 1233095, 3206047, 4714775, 6165475, 16030235, 80151175]

約数ペア:

[(1, 80151175), (5, 16030235), (13, 6165475), (17, 4714775), (25, 3206047), (65, 1233095), (85, 942955), (89, 900575), (163, 491725), (221, 362675), (325, 246619), (425, 188591), (445, 180115), (815, 98345), (1105, 72535), (1157, 69275), (1513, 52975), (2119, 37825), (2225, 36023), (2771, 28925), (4075, 19669), (5525, 14507), (5785, 13855), (7565, 10595)]