21447071500

素因数分解:

$2^2\times 5^3\times {\mathrm{73}}^1\times {\mathrm{251}}^1\times {\mathrm{2341}}^1$

素因数の和:2684

約数の個数: 96

約数和(自身を含む): 47691588672

約数和(自身を除く): 26244517172

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 125, 146, 250, 251, 292, 365, 500, 502, 730, 1004, 1255, 1460, 1825, 2341, 2510, 3650, 4682, 5020, 6275, 7300, 9125, 9364, 11705, 12550, 18250, 18323, 23410, 25100, 31375, 36500, 36646, 46820, 58525, 62750, 73292, 91615, 117050, 125500, 170893, 183230, 234100, 292625, 341786, 366460, 458075, 585250, 587591, 683572, 854465, 916150, 1170500, 1175182, 1708930, 1832300, 2290375, 2350364, 2937955, 3417860, 4272325, 4580750, 5875910, 8544650, 9161500, 11751820, 14689775, 17089300, 21361625, 29379550, 42723250, 42894143, 58759100, 73448875, 85446500, 85788286, 146897750, 171576572, 214470715, 293795500, 428941430, 857882860, 1072353575, 2144707150, 4289414300, 5361767875, 10723535750, 21447071500]

約数ペア:

[(1, 21447071500), (2, 10723535750), (4, 5361767875), (5, 4289414300), (10, 2144707150), (20, 1072353575), (25, 857882860), (50, 428941430), (73, 293795500), (100, 214470715), (125, 171576572), (146, 146897750), (250, 85788286), (251, 85446500), (292, 73448875), (365, 58759100), (500, 42894143), (502, 42723250), (730, 29379550), (1004, 21361625), (1255, 17089300), (1460, 14689775), (1825, 11751820), (2341, 9161500), (2510, 8544650), (3650, 5875910), (4682, 4580750), (5020, 4272325), (6275, 3417860), (7300, 2937955), (9125, 2350364), (9364, 2290375), (11705, 1832300), (12550, 1708930), (18250, 1175182), (18323, 1170500), (23410, 916150), (25100, 854465), (31375, 683572), (36500, 587591), (36646, 585250), (46820, 458075), (58525, 366460), (62750, 341786), (73292, 292625), (91615, 234100), (117050, 183230), (125500, 170893)]