51005430

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{26987}}^1$

素因数の和:27010

約数の個数: 64

約数和(自身を含む): 155450880

約数和(自身を除く): 104445450

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, 26987, 53974, 80961, 134935, 161922, 188909, 242883, 269870, 377818, 404805, 485766, 566727, 728649, 809610, 944545, 1133454, 1214415, 1457298, 1700181, 1889090, 2428830, 2833635, 3400362, 3643245, 5100543, 5667270, 7286490, 8500905, 10201086, 17001810, 25502715, 51005430]

約数ペア:

[(1, 51005430), (2, 25502715), (3, 17001810), (5, 10201086), (6, 8500905), (7, 7286490), (9, 5667270), (10, 5100543), (14, 3643245), (15, 3400362), (18, 2833635), (21, 2428830), (27, 1889090), (30, 1700181), (35, 1457298), (42, 1214415), (45, 1133454), (54, 944545), (63, 809610), (70, 728649), (90, 566727), (105, 485766), (126, 404805), (135, 377818), (189, 269870), (210, 242883), (270, 188909), (315, 161922), (378, 134935), (630, 80961), (945, 53974), (1890, 26987)]