25160716

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 54698112

約数和(自身を除く): 29537396

約数列:

[1, 2, 4, 7, 14, 28, 31, 41, 49, 62, 82, 98, 101, 124, 164, 196, 202, 217, 287, 404, 434, 574, 707, 868, 1148, 1271, 1414, 1519, 2009, 2542, 2828, 3038, 3131, 4018, 4141, 4949, 5084, 6076, 6262, 8036, 8282, 8897, 9898, 12524, 16564, 17794, 19796, 21917, 28987, 35588, 43834, 57974, 62279, 87668, 115948, 124558, 128371, 153419, 202909, 249116, 256742, 306838, 405818, 513484, 613676, 811636, 898597, 1797194, 3594388, 6290179, 12580358, 25160716]

約数ペア:

[(1, 25160716), (2, 12580358), (4, 6290179), (7, 3594388), (14, 1797194), (28, 898597), (31, 811636), (41, 613676), (49, 513484), (62, 405818), (82, 306838), (98, 256742), (101, 249116), (124, 202909), (164, 153419), (196, 128371), (202, 124558), (217, 115948), (287, 87668), (404, 62279), (434, 57974), (574, 43834), (707, 35588), (868, 28987), (1148, 21917), (1271, 19796), (1414, 17794), (1519, 16564), (2009, 12524), (2542, 9898), (2828, 8897), (3038, 8282), (3131, 8036), (4018, 6262), (4141, 6076), (4949, 5084)]