202016080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3719}}^1$

素因数の和:3836

約数の個数: 80

約数和(自身を含む): 542465280

約数和(自身を除く): 340449200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 97, 112, 140, 194, 280, 388, 485, 560, 679, 776, 970, 1358, 1552, 1940, 2716, 3395, 3719, 3880, 5432, 6790, 7438, 7760, 10864, 13580, 14876, 18595, 26033, 27160, 29752, 37190, 52066, 54320, 59504, 74380, 104132, 130165, 148760, 208264, 260330, 297520, 360743, 416528, 520660, 721486, 1041320, 1442972, 1803715, 2082640, 2525201, 2885944, 3607430, 5050402, 5771888, 7214860, 10100804, 12626005, 14429720, 20201608, 25252010, 28859440, 40403216, 50504020, 101008040, 202016080]

約数ペア:

[(1, 202016080), (2, 101008040), (4, 50504020), (5, 40403216), (7, 28859440), (8, 25252010), (10, 20201608), (14, 14429720), (16, 12626005), (20, 10100804), (28, 7214860), (35, 5771888), (40, 5050402), (56, 3607430), (70, 2885944), (80, 2525201), (97, 2082640), (112, 1803715), (140, 1442972), (194, 1041320), (280, 721486), (388, 520660), (485, 416528), (560, 360743), (679, 297520), (776, 260330), (970, 208264), (1358, 148760), (1552, 130165), (1940, 104132), (2716, 74380), (3395, 59504), (3719, 54320), (3880, 52066), (5432, 37190), (6790, 29752), (7438, 27160), (7760, 26033), (10864, 18595), (13580, 14876)]