19912325950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{3547}}^1$

素因数の和:3802

約数の個数: 96

約数和(自身を含む): 41337889920

約数和(自身を除く): 21425563970

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 59, 110, 118, 173, 275, 295, 346, 550, 590, 649, 865, 1298, 1475, 1730, 1903, 2950, 3245, 3547, 3806, 4325, 6490, 7094, 8650, 9515, 10207, 16225, 17735, 19030, 20414, 32450, 35470, 39017, 47575, 51035, 78034, 88675, 95150, 102070, 112277, 177350, 195085, 209273, 224554, 255175, 390170, 418546, 510350, 561385, 613631, 975425, 1046365, 1122770, 1227262, 1950850, 2092730, 2302003, 2806925, 3068155, 4604006, 5231825, 5613850, 6136310, 6749941, 10463650, 11510015, 13499882, 15340775, 23020030, 30681550, 33749705, 36204229, 57550075, 67499410, 72408458, 115100150, 168748525, 181021145, 337497050, 362042290, 398246519, 796493038, 905105725, 1810211450, 1991232595, 3982465190, 9956162975, 19912325950]

約数ペア:

[(1, 19912325950), (2, 9956162975), (5, 3982465190), (10, 1991232595), (11, 1810211450), (22, 905105725), (25, 796493038), (50, 398246519), (55, 362042290), (59, 337497050), (110, 181021145), (118, 168748525), (173, 115100150), (275, 72408458), (295, 67499410), (346, 57550075), (550, 36204229), (590, 33749705), (649, 30681550), (865, 23020030), (1298, 15340775), (1475, 13499882), (1730, 11510015), (1903, 10463650), (2950, 6749941), (3245, 6136310), (3547, 5613850), (3806, 5231825), (4325, 4604006), (6490, 3068155), (7094, 2806925), (8650, 2302003), (9515, 2092730), (10207, 1950850), (16225, 1227262), (17735, 1122770), (19030, 1046365), (20414, 975425), (32450, 613631), (35470, 561385), (39017, 510350), (47575, 418546), (51035, 390170), (78034, 255175), (88675, 224554), (95150, 209273), (102070, 195085), (112277, 177350)]