25490430

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13487}}^1$

素因数の和:13510

約数の個数: 64

約数和(自身を含む): 77690880

約数和(自身を除く): 52200450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 13487, 26974, 40461, 67435, 80922, 94409, 121383, 134870, 188818, 202305, 242766, 283227, 364149, 404610, 472045, 566454, 606915, 728298, 849681, 944090, 1213830, 1416135, 1699362, 1820745, 2549043, 2832270, 3641490, 4248405, 5098086, 8496810, 12745215, 25490430]

約数ペア:

[(1, 25490430), (2, 12745215), (3, 8496810), (5, 5098086), (6, 4248405), (7, 3641490), (9, 2832270), (10, 2549043), (14, 1820745), (15, 1699362), (18, 1416135), (21, 1213830), (27, 944090), (30, 849681), (35, 728298), (42, 606915), (45, 566454), (54, 472045), (63, 404610), (70, 364149), (90, 283227), (105, 242766), (126, 202305), (135, 188818), (189, 134870), (210, 121383), (270, 94409), (315, 80922), (378, 67435), (630, 40461), (945, 26974), (1890, 13487)]