201779930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1355

約数の個数: 64

約数和(自身を含む): 418037760

約数和(自身を除く): 216257830

約数列:

[1, 2, 5, 10, 11, 22, 31, 47, 55, 62, 94, 110, 155, 235, 310, 341, 470, 517, 682, 1034, 1259, 1457, 1705, 2518, 2585, 2914, 3410, 5170, 6295, 7285, 12590, 13849, 14570, 16027, 27698, 32054, 39029, 59173, 69245, 78058, 80135, 118346, 138490, 160270, 195145, 295865, 390290, 429319, 591730, 650903, 858638, 1301806, 1834363, 2146595, 3254515, 3668726, 4293190, 6509030, 9171815, 18343630, 20177993, 40355986, 100889965, 201779930]

約数ペア:

[(1, 201779930), (2, 100889965), (5, 40355986), (10, 20177993), (11, 18343630), (22, 9171815), (31, 6509030), (47, 4293190), (55, 3668726), (62, 3254515), (94, 2146595), (110, 1834363), (155, 1301806), (235, 858638), (310, 650903), (341, 591730), (470, 429319), (517, 390290), (682, 295865), (1034, 195145), (1259, 160270), (1457, 138490), (1705, 118346), (2518, 80135), (2585, 78058), (2914, 69245), (3410, 59173), (5170, 39029), (6295, 32054), (7285, 27698), (12590, 16027), (13849, 14570)]