66647360

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:500

約数の個数: 112

約数和(自身を含む): 175936656

約数和(自身を除く): 109289296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 64, 65, 74, 80, 104, 130, 148, 160, 185, 208, 260, 296, 320, 370, 416, 433, 481, 520, 592, 740, 832, 866, 962, 1040, 1184, 1480, 1732, 1924, 2080, 2165, 2368, 2405, 2960, 3464, 3848, 4160, 4330, 4810, 5629, 5920, 6928, 7696, 8660, 9620, 11258, 11840, 13856, 15392, 16021, 17320, 19240, 22516, 27712, 28145, 30784, 32042, 34640, 38480, 45032, 56290, 64084, 69280, 76960, 80105, 90064, 112580, 128168, 138560, 153920, 160210, 180128, 208273, 225160, 256336, 320420, 360256, 416546, 450320, 512672, 640840, 833092, 900640, 1025344, 1041365, 1281680, 1666184, 1801280, 2082730, 2563360, 3332368, 4165460, 5126720, 6664736, 8330920, 13329472, 16661840, 33323680, 66647360]

約数ペア:

[(1, 66647360), (2, 33323680), (4, 16661840), (5, 13329472), (8, 8330920), (10, 6664736), (13, 5126720), (16, 4165460), (20, 3332368), (26, 2563360), (32, 2082730), (37, 1801280), (40, 1666184), (52, 1281680), (64, 1041365), (65, 1025344), (74, 900640), (80, 833092), (104, 640840), (130, 512672), (148, 450320), (160, 416546), (185, 360256), (208, 320420), (260, 256336), (296, 225160), (320, 208273), (370, 180128), (416, 160210), (433, 153920), (481, 138560), (520, 128168), (592, 112580), (740, 90064), (832, 80105), (866, 76960), (962, 69280), (1040, 64084), (1184, 56290), (1480, 45032), (1732, 38480), (1924, 34640), (2080, 32042), (2165, 30784), (2368, 28145), (2405, 27712), (2960, 22516), (3464, 19240), (3848, 17320), (4160, 16021), (4330, 15392), (4810, 13856), (5629, 11840), (5920, 11258), (6928, 9620), (7696, 8660)]