203475560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3389}}^1$

素因数の和:3498

約数の個数: 64

約数和(自身を含む): 488160000

約数和(自身を除く): 284684440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1501, 1580, 3002, 3160, 3389, 6004, 6778, 7505, 12008, 13556, 15010, 16945, 27112, 30020, 33890, 60040, 64391, 67780, 128782, 135560, 257564, 267731, 321955, 515128, 535462, 643910, 1070924, 1287820, 1338655, 2141848, 2575640, 2677310, 5086889, 5354620, 10173778, 10709240, 20347556, 25434445, 40695112, 50868890, 101737780, 203475560]

約数ペア:

[(1, 203475560), (2, 101737780), (4, 50868890), (5, 40695112), (8, 25434445), (10, 20347556), (19, 10709240), (20, 10173778), (38, 5354620), (40, 5086889), (76, 2677310), (79, 2575640), (95, 2141848), (152, 1338655), (158, 1287820), (190, 1070924), (316, 643910), (380, 535462), (395, 515128), (632, 321955), (760, 267731), (790, 257564), (1501, 135560), (1580, 128782), (3002, 67780), (3160, 64391), (3389, 60040), (6004, 33890), (6778, 30020), (7505, 27112), (12008, 16945), (13556, 15010)]