20251018900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{217519}}^1$

素因数の和:217566

約数の個数: 108

約数和(自身を含む): 53810097600

約数和(自身を除く): 33559078700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 133, 140, 175, 190, 196, 245, 266, 350, 380, 475, 490, 532, 665, 700, 931, 950, 980, 1225, 1330, 1862, 1900, 2450, 2660, 3325, 3724, 4655, 4900, 6650, 9310, 13300, 18620, 23275, 46550, 93100, 217519, 435038, 870076, 1087595, 1522633, 2175190, 3045266, 4132861, 4350380, 5437975, 6090532, 7613165, 8265722, 10658431, 10875950, 15226330, 16531444, 20664305, 21316862, 21751900, 28930027, 30452660, 38065825, 41328610, 42633724, 53292155, 57860054, 76131650, 82657220, 103321525, 106584310, 115720108, 144650135, 152263300, 202510189, 206643050, 213168620, 266460775, 289300270, 405020378, 413286100, 532921550, 578600540, 723250675, 810040756, 1012550945, 1065843100, 1446501350, 2025101890, 2893002700, 4050203780, 5062754725, 10125509450, 20251018900]

約数ペア:

[(1, 20251018900), (2, 10125509450), (4, 5062754725), (5, 4050203780), (7, 2893002700), (10, 2025101890), (14, 1446501350), (19, 1065843100), (20, 1012550945), (25, 810040756), (28, 723250675), (35, 578600540), (38, 532921550), (49, 413286100), (50, 405020378), (70, 289300270), (76, 266460775), (95, 213168620), (98, 206643050), (100, 202510189), (133, 152263300), (140, 144650135), (175, 115720108), (190, 106584310), (196, 103321525), (245, 82657220), (266, 76131650), (350, 57860054), (380, 53292155), (475, 42633724), (490, 41328610), (532, 38065825), (665, 30452660), (700, 28930027), (931, 21751900), (950, 21316862), (980, 20664305), (1225, 16531444), (1330, 15226330), (1862, 10875950), (1900, 10658431), (2450, 8265722), (2660, 7613165), (3325, 6090532), (3724, 5437975), (4655, 4350380), (4900, 4132861), (6650, 3045266), (9310, 2175190), (13300, 1522633), (18620, 1087595), (23275, 870076), (46550, 435038), (93100, 217519)]