2820821795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 4025548800

約数和(自身を除く): 1204727005

約数列:

[1, 5, 11, 19, 47, 55, 79, 95, 209, 235, 395, 517, 727, 869, 893, 1045, 1501, 2585, 3635, 3713, 4345, 4465, 7505, 7997, 9823, 13813, 16511, 18565, 34169, 39985, 40843, 49115, 57433, 69065, 70547, 82555, 151943, 170845, 204215, 287165, 352735, 375859, 631763, 649211, 759715, 776017, 1091227, 1879295, 2699351, 3158815, 3246055, 3880085, 5456135, 7141321, 12003497, 13496755, 29692861, 35706605, 51287669, 60017485, 148464305, 256438345, 564164359, 2820821795]

約数ペア:

[(1, 2820821795), (5, 564164359), (11, 256438345), (19, 148464305), (47, 60017485), (55, 51287669), (79, 35706605), (95, 29692861), (209, 13496755), (235, 12003497), (395, 7141321), (517, 5456135), (727, 3880085), (869, 3246055), (893, 3158815), (1045, 2699351), (1501, 1879295), (2585, 1091227), (3635, 776017), (3713, 759715), (4345, 649211), (4465, 631763), (7505, 375859), (7997, 352735), (9823, 287165), (13813, 204215), (16511, 170845), (18565, 151943), (34169, 82555), (39985, 70547), (40843, 69065), (49115, 57433)]