25211970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{5717}}^1$

素因数の和:5744

約数の個数: 72

約数和(自身を含む): 76266684

約数和(自身を除く): 51054714

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 5717, 11434, 17151, 28585, 34302, 40019, 51453, 57170, 80038, 85755, 102906, 120057, 171510, 200095, 240114, 257265, 280133, 360171, 400190, 514530, 560266, 600285, 720342, 840399, 1200570, 1400665, 1680798, 1800855, 2521197, 2801330, 3601710, 4201995, 5042394, 8403990, 12605985, 25211970]

約数ペア:

[(1, 25211970), (2, 12605985), (3, 8403990), (5, 5042394), (6, 4201995), (7, 3601710), (9, 2801330), (10, 2521197), (14, 1800855), (15, 1680798), (18, 1400665), (21, 1200570), (30, 840399), (35, 720342), (42, 600285), (45, 560266), (49, 514530), (63, 400190), (70, 360171), (90, 280133), (98, 257265), (105, 240114), (126, 200095), (147, 171510), (210, 120057), (245, 102906), (294, 85755), (315, 80038), (441, 57170), (490, 51453), (630, 40019), (735, 34302), (882, 28585), (1470, 17151), (2205, 11434), (4410, 5717)]