85716975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 162846720

約数和(自身を除く): 77129745

約数列:

[1, 3, 5, 15, 17, 23, 25, 37, 51, 69, 75, 79, 85, 111, 115, 185, 237, 255, 345, 391, 395, 425, 555, 575, 629, 851, 925, 1173, 1185, 1275, 1343, 1725, 1817, 1887, 1955, 1975, 2553, 2775, 2923, 3145, 4029, 4255, 5451, 5865, 5925, 6715, 8769, 9085, 9435, 9775, 12765, 14467, 14615, 15725, 20145, 21275, 27255, 29325, 30889, 33575, 43401, 43845, 45425, 47175, 49691, 63825, 67229, 72335, 73075, 92667, 100725, 136275, 149073, 154445, 201687, 217005, 219225, 248455, 336145, 361675, 463335, 745365, 772225, 1008435, 1085025, 1142893, 1242275, 1680725, 2316675, 3428679, 3726825, 5042175, 5714465, 17143395, 28572325, 85716975]

約数ペア:

[(1, 85716975), (3, 28572325), (5, 17143395), (15, 5714465), (17, 5042175), (23, 3726825), (25, 3428679), (37, 2316675), (51, 1680725), (69, 1242275), (75, 1142893), (79, 1085025), (85, 1008435), (111, 772225), (115, 745365), (185, 463335), (237, 361675), (255, 336145), (345, 248455), (391, 219225), (395, 217005), (425, 201687), (555, 154445), (575, 149073), (629, 136275), (851, 100725), (925, 92667), (1173, 73075), (1185, 72335), (1275, 67229), (1343, 63825), (1725, 49691), (1817, 47175), (1887, 45425), (1955, 43845), (1975, 43401), (2553, 33575), (2775, 30889), (2923, 29325), (3145, 27255), (4029, 21275), (4255, 20145), (5451, 15725), (5865, 14615), (5925, 14467), (6715, 12765), (8769, 9775), (9085, 9435)]