78184275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 151865280

約数和(自身を除く): 73681005

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 53, 65, 75, 85, 89, 159, 195, 221, 255, 265, 267, 325, 425, 445, 663, 689, 795, 901, 975, 1105, 1157, 1275, 1325, 1335, 1513, 2067, 2225, 2703, 3315, 3445, 3471, 3975, 4505, 4539, 4717, 5525, 5785, 6675, 7565, 10335, 11713, 13515, 14151, 16575, 17225, 17355, 19669, 22525, 22695, 23585, 28925, 35139, 37825, 51675, 58565, 59007, 61321, 67575, 70755, 80189, 86775, 98345, 113475, 117925, 175695, 183963, 240567, 292825, 295035, 306605, 353775, 400945, 491725, 878475, 919815, 1042457, 1202835, 1475175, 1533025, 2004725, 3127371, 4599075, 5212285, 6014175, 15636855, 26061425, 78184275]

約数ペア:

[(1, 78184275), (3, 26061425), (5, 15636855), (13, 6014175), (15, 5212285), (17, 4599075), (25, 3127371), (39, 2004725), (51, 1533025), (53, 1475175), (65, 1202835), (75, 1042457), (85, 919815), (89, 878475), (159, 491725), (195, 400945), (221, 353775), (255, 306605), (265, 295035), (267, 292825), (325, 240567), (425, 183963), (445, 175695), (663, 117925), (689, 113475), (795, 98345), (901, 86775), (975, 80189), (1105, 70755), (1157, 67575), (1275, 61321), (1325, 59007), (1335, 58565), (1513, 51675), (2067, 37825), (2225, 35139), (2703, 28925), (3315, 23585), (3445, 22695), (3471, 22525), (3975, 19669), (4505, 17355), (4539, 17225), (4717, 16575), (5525, 14151), (5785, 13515), (6675, 11713), (7565, 10335)]