65397640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1295

約数の個数: 128

約数和(自身を含む): 194400000

約数和(自身を除く): 129002360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 770, 935, 952, 1190, 1249, 1309, 1496, 1540, 1870, 2380, 2498, 2618, 3080, 3740, 4760, 4996, 5236, 6245, 6545, 7480, 8743, 9992, 10472, 12490, 13090, 13739, 17486, 21233, 24980, 26180, 27478, 34972, 42466, 43715, 49960, 52360, 54956, 68695, 69944, 84932, 87430, 96173, 106165, 109912, 137390, 148631, 169864, 174860, 192346, 212330, 233563, 274780, 297262, 349720, 384692, 424660, 467126, 480865, 549560, 594524, 743155, 769384, 849320, 934252, 961730, 1167815, 1189048, 1486310, 1634941, 1868504, 1923460, 2335630, 2972620, 3269882, 3846920, 4671260, 5945240, 6539764, 8174705, 9342520, 13079528, 16349410, 32698820, 65397640]

約数ペア:

[(1, 65397640), (2, 32698820), (4, 16349410), (5, 13079528), (7, 9342520), (8, 8174705), (10, 6539764), (11, 5945240), (14, 4671260), (17, 3846920), (20, 3269882), (22, 2972620), (28, 2335630), (34, 1923460), (35, 1868504), (40, 1634941), (44, 1486310), (55, 1189048), (56, 1167815), (68, 961730), (70, 934252), (77, 849320), (85, 769384), (88, 743155), (110, 594524), (119, 549560), (136, 480865), (140, 467126), (154, 424660), (170, 384692), (187, 349720), (220, 297262), (238, 274780), (280, 233563), (308, 212330), (340, 192346), (374, 174860), (385, 169864), (440, 148631), (476, 137390), (595, 109912), (616, 106165), (680, 96173), (748, 87430), (770, 84932), (935, 69944), (952, 68695), (1190, 54956), (1249, 52360), (1309, 49960), (1496, 43715), (1540, 42466), (1870, 34972), (2380, 27478), (2498, 26180), (2618, 24980), (3080, 21233), (3740, 17486), (4760, 13739), (4996, 13090), (5236, 12490), (6245, 10472), (6545, 9992), (7480, 8743)]