25810890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1381}}^1$

素因数の和:1487

約数の個数: 64

約数和(自身を含む): 71642880

約数和(自身を除く): 45831990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 105, 178, 210, 267, 445, 534, 623, 890, 1246, 1335, 1381, 1869, 2670, 2762, 3115, 3738, 4143, 6230, 6905, 8286, 9345, 9667, 13810, 18690, 19334, 20715, 29001, 41430, 48335, 58002, 96670, 122909, 145005, 245818, 290010, 368727, 614545, 737454, 860363, 1229090, 1720726, 1843635, 2581089, 3687270, 4301815, 5162178, 8603630, 12905445, 25810890]

約数ペア:

[(1, 25810890), (2, 12905445), (3, 8603630), (5, 5162178), (6, 4301815), (7, 3687270), (10, 2581089), (14, 1843635), (15, 1720726), (21, 1229090), (30, 860363), (35, 737454), (42, 614545), (70, 368727), (89, 290010), (105, 245818), (178, 145005), (210, 122909), (267, 96670), (445, 58002), (534, 48335), (623, 41430), (890, 29001), (1246, 20715), (1335, 19334), (1381, 18690), (1869, 13810), (2670, 9667), (2762, 9345), (3115, 8286), (3738, 6905), (4143, 6230)]