2021894875

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{113}}^1$

素因数の和:183

約数の個数: 144

約数和(自身を含む): 3462758208

約数和(自身を除く): 1440863333

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 113, 121, 125, 143, 169, 175, 275, 325, 385, 455, 565, 605, 715, 791, 845, 847, 875, 1001, 1183, 1243, 1375, 1469, 1573, 1625, 1859, 1925, 2275, 2825, 3025, 3575, 3955, 4225, 4235, 5005, 5915, 6215, 7345, 7865, 8701, 9295, 9625, 10283, 11011, 11375, 13013, 13673, 14125, 15125, 16159, 17875, 19097, 19775, 20449, 21125, 21175, 25025, 29575, 31075, 36725, 39325, 43505, 46475, 51415, 55055, 65065, 68365, 80795, 95485, 95711, 98875, 102245, 105875, 113113, 125125, 133679, 143143, 147875, 155375, 177749, 183625, 196625, 210067, 217525, 232375, 257075, 275275, 325325, 341825, 403975, 477425, 478555, 511225, 565565, 668395, 715715, 888745, 1050335, 1087625, 1244243, 1285375, 1376375, 1470469, 1626625, 1709125, 2019875, 2310737, 2387125, 2392775, 2556125, 2827825, 3341975, 3578575, 4443725, 5251675, 6221215, 7352345, 11553685, 11963875, 14139125, 16175159, 16709875, 17892875, 22218625, 26258375, 31106075, 36761725, 57768425, 80875795, 155530375, 183808625, 288842125, 404378975, 2021894875]

約数ペア:

[(1, 2021894875), (5, 404378975), (7, 288842125), (11, 183808625), (13, 155530375), (25, 80875795), (35, 57768425), (55, 36761725), (65, 31106075), (77, 26258375), (91, 22218625), (113, 17892875), (121, 16709875), (125, 16175159), (143, 14139125), (169, 11963875), (175, 11553685), (275, 7352345), (325, 6221215), (385, 5251675), (455, 4443725), (565, 3578575), (605, 3341975), (715, 2827825), (791, 2556125), (845, 2392775), (847, 2387125), (875, 2310737), (1001, 2019875), (1183, 1709125), (1243, 1626625), (1375, 1470469), (1469, 1376375), (1573, 1285375), (1625, 1244243), (1859, 1087625), (1925, 1050335), (2275, 888745), (2825, 715715), (3025, 668395), (3575, 565565), (3955, 511225), (4225, 478555), (4235, 477425), (5005, 403975), (5915, 341825), (6215, 325325), (7345, 275275), (7865, 257075), (8701, 232375), (9295, 217525), (9625, 210067), (10283, 196625), (11011, 183625), (11375, 177749), (13013, 155375), (13673, 147875), (14125, 143143), (15125, 133679), (16159, 125125), (17875, 113113), (19097, 105875), (19775, 102245), (20449, 98875), (21125, 95711), (21175, 95485), (25025, 80795), (29575, 68365), (31075, 65065), (36725, 55055), (39325, 51415), (43505, 46475)]