51387525

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 108

約数和(自身を含む): 110260800

約数和(自身を除く): 58873275

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 59, 63, 75, 79, 105, 147, 175, 177, 225, 237, 245, 295, 315, 395, 413, 441, 525, 531, 553, 711, 735, 885, 1185, 1225, 1239, 1475, 1575, 1659, 1975, 2065, 2205, 2655, 2765, 2891, 3555, 3675, 3717, 3871, 4425, 4661, 4977, 5925, 6195, 8295, 8673, 10325, 11025, 11613, 13275, 13825, 13983, 14455, 17775, 18585, 19355, 23305, 24885, 26019, 30975, 32627, 34839, 41475, 41949, 43365, 58065, 69915, 72275, 92925, 96775, 97881, 116525, 124425, 130095, 163135, 174195, 209745, 216825, 228389, 290325, 293643, 349575, 489405, 650475, 685167, 815675, 870975, 1048725, 1141945, 1468215, 2055501, 2447025, 3425835, 5709725, 7341075, 10277505, 17129175, 51387525]

約数ペア:

[(1, 51387525), (3, 17129175), (5, 10277505), (7, 7341075), (9, 5709725), (15, 3425835), (21, 2447025), (25, 2055501), (35, 1468215), (45, 1141945), (49, 1048725), (59, 870975), (63, 815675), (75, 685167), (79, 650475), (105, 489405), (147, 349575), (175, 293643), (177, 290325), (225, 228389), (237, 216825), (245, 209745), (295, 174195), (315, 163135), (395, 130095), (413, 124425), (441, 116525), (525, 97881), (531, 96775), (553, 92925), (711, 72275), (735, 69915), (885, 58065), (1185, 43365), (1225, 41949), (1239, 41475), (1475, 34839), (1575, 32627), (1659, 30975), (1975, 26019), (2065, 24885), (2205, 23305), (2655, 19355), (2765, 18585), (2891, 17775), (3555, 14455), (3675, 13983), (3717, 13825), (3871, 13275), (4425, 11613), (4661, 11025), (4977, 10325), (5925, 8673), (6195, 8295)]