28120896100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{15391}}^1$

素因数の和:15578

約数の個数: 108

約数和(自身を含む): 67522733824

約数和(自身を除く): 39401837724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 151, 220, 242, 275, 302, 484, 550, 604, 605, 755, 1100, 1210, 1510, 1661, 2420, 3020, 3025, 3322, 3775, 6050, 6644, 7550, 8305, 12100, 15100, 15391, 16610, 18271, 30782, 33220, 36542, 41525, 61564, 73084, 76955, 83050, 91355, 153910, 166100, 169301, 182710, 307820, 338602, 365420, 384775, 456775, 677204, 769550, 846505, 913550, 1539100, 1693010, 1827100, 1862311, 2324041, 3386020, 3724622, 4232525, 4648082, 7449244, 8465050, 9296164, 9311555, 11620205, 16930100, 18623110, 23240410, 25564451, 37246220, 46480820, 46557775, 51128902, 58101025, 93115550, 102257804, 116202050, 127822255, 186231100, 232404100, 255644510, 281208961, 511289020, 562417922, 639111275, 1124835844, 1278222550, 1406044805, 2556445100, 2812089610, 5624179220, 7030224025, 14060448050, 28120896100]

約数ペア:

[(1, 28120896100), (2, 14060448050), (4, 7030224025), (5, 5624179220), (10, 2812089610), (11, 2556445100), (20, 1406044805), (22, 1278222550), (25, 1124835844), (44, 639111275), (50, 562417922), (55, 511289020), (100, 281208961), (110, 255644510), (121, 232404100), (151, 186231100), (220, 127822255), (242, 116202050), (275, 102257804), (302, 93115550), (484, 58101025), (550, 51128902), (604, 46557775), (605, 46480820), (755, 37246220), (1100, 25564451), (1210, 23240410), (1510, 18623110), (1661, 16930100), (2420, 11620205), (3020, 9311555), (3025, 9296164), (3322, 8465050), (3775, 7449244), (6050, 4648082), (6644, 4232525), (7550, 3724622), (8305, 3386020), (12100, 2324041), (15100, 1862311), (15391, 1827100), (16610, 1693010), (18271, 1539100), (30782, 913550), (33220, 846505), (36542, 769550), (41525, 677204), (61564, 456775), (73084, 384775), (76955, 365420), (83050, 338602), (91355, 307820), (153910, 182710), (166100, 169301)]