25489290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 70543872

約数和(自身を除く): 45054582

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 41, 46, 51, 53, 69, 82, 85, 102, 106, 115, 123, 138, 159, 170, 205, 230, 246, 255, 265, 318, 345, 391, 410, 510, 530, 615, 690, 697, 782, 795, 901, 943, 1173, 1219, 1230, 1394, 1590, 1802, 1886, 1955, 2091, 2173, 2346, 2438, 2703, 2829, 3485, 3657, 3910, 4182, 4346, 4505, 4715, 5406, 5658, 5865, 6095, 6519, 6970, 7314, 9010, 9430, 10455, 10865, 11730, 12190, 13038, 13515, 14145, 16031, 18285, 20723, 20910, 21730, 27030, 28290, 32062, 32595, 36570, 36941, 41446, 48093, 49979, 62169, 65190, 73882, 80155, 96186, 99958, 103615, 110823, 124338, 149937, 160310, 184705, 207230, 221646, 240465, 249895, 299874, 310845, 369410, 480930, 499790, 554115, 621690, 749685, 849643, 1108230, 1499370, 1699286, 2548929, 4248215, 5097858, 8496430, 12744645, 25489290]

約数ペア:

[(1, 25489290), (2, 12744645), (3, 8496430), (5, 5097858), (6, 4248215), (10, 2548929), (15, 1699286), (17, 1499370), (23, 1108230), (30, 849643), (34, 749685), (41, 621690), (46, 554115), (51, 499790), (53, 480930), (69, 369410), (82, 310845), (85, 299874), (102, 249895), (106, 240465), (115, 221646), (123, 207230), (138, 184705), (159, 160310), (170, 149937), (205, 124338), (230, 110823), (246, 103615), (255, 99958), (265, 96186), (318, 80155), (345, 73882), (391, 65190), (410, 62169), (510, 49979), (530, 48093), (615, 41446), (690, 36941), (697, 36570), (782, 32595), (795, 32062), (901, 28290), (943, 27030), (1173, 21730), (1219, 20910), (1230, 20723), (1394, 18285), (1590, 16031), (1802, 14145), (1886, 13515), (1955, 13038), (2091, 12190), (2173, 11730), (2346, 10865), (2438, 10455), (2703, 9430), (2829, 9010), (3485, 7314), (3657, 6970), (3910, 6519), (4182, 6095), (4346, 5865), (4505, 5658), (4715, 5406)]