83201720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1823}}^1$

素因数の和:2004

約数の個数: 64

約数和(自身を含む): 215377920

約数和(自身を除く): 132176200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1630, 1823, 2282, 3260, 3646, 4564, 5705, 6520, 7292, 9115, 9128, 11410, 12761, 14584, 18230, 22820, 25522, 36460, 45640, 51044, 63805, 72920, 102088, 127610, 255220, 297149, 510440, 594298, 1188596, 1485745, 2080043, 2377192, 2971490, 4160086, 5942980, 8320172, 10400215, 11885960, 16640344, 20800430, 41600860, 83201720]

約数ペア:

[(1, 83201720), (2, 41600860), (4, 20800430), (5, 16640344), (7, 11885960), (8, 10400215), (10, 8320172), (14, 5942980), (20, 4160086), (28, 2971490), (35, 2377192), (40, 2080043), (56, 1485745), (70, 1188596), (140, 594298), (163, 510440), (280, 297149), (326, 255220), (652, 127610), (815, 102088), (1141, 72920), (1304, 63805), (1630, 51044), (1823, 45640), (2282, 36460), (3260, 25522), (3646, 22820), (4564, 18230), (5705, 14584), (6520, 12761), (7292, 11410), (9115, 9128)]