25397490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2621}}^1$

素因数の和:2667

約数の個数: 64

約数和(自身を含む): 67962240

約数和(自身を除く): 42564750

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 114, 170, 190, 255, 285, 323, 510, 570, 646, 969, 1615, 1938, 2621, 3230, 4845, 5242, 7863, 9690, 13105, 15726, 26210, 39315, 44557, 49799, 78630, 89114, 99598, 133671, 149397, 222785, 248995, 267342, 298794, 445570, 497990, 668355, 746985, 846583, 1336710, 1493970, 1693166, 2539749, 4232915, 5079498, 8465830, 12698745, 25397490]

約数ペア:

[(1, 25397490), (2, 12698745), (3, 8465830), (5, 5079498), (6, 4232915), (10, 2539749), (15, 1693166), (17, 1493970), (19, 1336710), (30, 846583), (34, 746985), (38, 668355), (51, 497990), (57, 445570), (85, 298794), (95, 267342), (102, 248995), (114, 222785), (170, 149397), (190, 133671), (255, 99598), (285, 89114), (323, 78630), (510, 49799), (570, 44557), (646, 39315), (969, 26210), (1615, 15726), (1938, 13105), (2621, 9690), (3230, 7863), (4845, 5242)]