25001730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 76204800

約数和(自身を除く): 51203070

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 27, 30, 34, 39, 45, 51, 54, 65, 78, 85, 90, 102, 117, 130, 135, 153, 170, 195, 221, 234, 255, 270, 306, 351, 390, 419, 442, 459, 510, 585, 663, 702, 765, 838, 918, 1105, 1170, 1257, 1326, 1530, 1755, 1989, 2095, 2210, 2295, 2514, 3315, 3510, 3771, 3978, 4190, 4590, 5447, 5967, 6285, 6630, 7123, 7542, 9945, 10894, 11313, 11934, 12570, 14246, 16341, 18855, 19890, 21369, 22626, 27235, 29835, 32682, 35615, 37710, 42738, 49023, 54470, 56565, 59670, 64107, 71230, 81705, 92599, 98046, 106845, 113130, 128214, 147069, 163410, 185198, 192321, 213690, 245115, 277797, 294138, 320535, 384642, 462995, 490230, 555594, 641070, 735345, 833391, 925990, 961605, 1388985, 1470690, 1666782, 1923210, 2500173, 2777970, 4166955, 5000346, 8333910, 12500865, 25001730]

約数ペア:

[(1, 25001730), (2, 12500865), (3, 8333910), (5, 5000346), (6, 4166955), (9, 2777970), (10, 2500173), (13, 1923210), (15, 1666782), (17, 1470690), (18, 1388985), (26, 961605), (27, 925990), (30, 833391), (34, 735345), (39, 641070), (45, 555594), (51, 490230), (54, 462995), (65, 384642), (78, 320535), (85, 294138), (90, 277797), (102, 245115), (117, 213690), (130, 192321), (135, 185198), (153, 163410), (170, 147069), (195, 128214), (221, 113130), (234, 106845), (255, 98046), (270, 92599), (306, 81705), (351, 71230), (390, 64107), (419, 59670), (442, 56565), (459, 54470), (510, 49023), (585, 42738), (663, 37710), (702, 35615), (765, 32682), (838, 29835), (918, 27235), (1105, 22626), (1170, 21369), (1257, 19890), (1326, 18855), (1530, 16341), (1755, 14246), (1989, 12570), (2095, 11934), (2210, 11313), (2295, 10894), (2514, 9945), (3315, 7542), (3510, 7123), (3771, 6630), (3978, 6285), (4190, 5967), (4590, 5447)]