71319675

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 146133504

約数和(自身を除く): 74813829

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 61, 75, 85, 105, 119, 131, 175, 183, 255, 305, 357, 393, 425, 427, 525, 595, 655, 915, 917, 1037, 1275, 1281, 1525, 1785, 1965, 2135, 2227, 2751, 2975, 3111, 3275, 4575, 4585, 5185, 6405, 6681, 7259, 7991, 8925, 9825, 10675, 11135, 13755, 15555, 15589, 21777, 22925, 23973, 25925, 32025, 33405, 36295, 39955, 46767, 55675, 55937, 68775, 77775, 77945, 108885, 119865, 135847, 167025, 167811, 181475, 199775, 233835, 279685, 389725, 407541, 544425, 599325, 679235, 839055, 950929, 1169175, 1398425, 2037705, 2852787, 3396175, 4195275, 4754645, 10188525, 14263935, 23773225, 71319675]

約数ペア:

[(1, 71319675), (3, 23773225), (5, 14263935), (7, 10188525), (15, 4754645), (17, 4195275), (21, 3396175), (25, 2852787), (35, 2037705), (51, 1398425), (61, 1169175), (75, 950929), (85, 839055), (105, 679235), (119, 599325), (131, 544425), (175, 407541), (183, 389725), (255, 279685), (305, 233835), (357, 199775), (393, 181475), (425, 167811), (427, 167025), (525, 135847), (595, 119865), (655, 108885), (915, 77945), (917, 77775), (1037, 68775), (1275, 55937), (1281, 55675), (1525, 46767), (1785, 39955), (1965, 36295), (2135, 33405), (2227, 32025), (2751, 25925), (2975, 23973), (3111, 22925), (3275, 21777), (4575, 15589), (4585, 15555), (5185, 13755), (6405, 11135), (6681, 10675), (7259, 9825), (7991, 8925)]