126979430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 245127168

約数和(自身を除く): 118147738

約数列:

[1, 2, 5, 10, 43, 47, 61, 86, 94, 103, 122, 206, 215, 235, 305, 430, 470, 515, 610, 1030, 2021, 2623, 2867, 4042, 4429, 4841, 5246, 5734, 6283, 8858, 9682, 10105, 12566, 13115, 14335, 20210, 22145, 24205, 26230, 28670, 31415, 44290, 48410, 62830, 123281, 208163, 246562, 270169, 295301, 416326, 540338, 590602, 616405, 1040815, 1232810, 1350845, 1476505, 2081630, 2701690, 2953010, 12697943, 25395886, 63489715, 126979430]

約数ペア:

[(1, 126979430), (2, 63489715), (5, 25395886), (10, 12697943), (43, 2953010), (47, 2701690), (61, 2081630), (86, 1476505), (94, 1350845), (103, 1232810), (122, 1040815), (206, 616405), (215, 590602), (235, 540338), (305, 416326), (430, 295301), (470, 270169), (515, 246562), (610, 208163), (1030, 123281), (2021, 62830), (2623, 48410), (2867, 44290), (4042, 31415), (4429, 28670), (4841, 26230), (5246, 24205), (5734, 22145), (6283, 20210), (8858, 14335), (9682, 13115), (10105, 12566)]