25270440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 82978560

約数和(自身を除く): 57708120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 97, 104, 120, 130, 156, 167, 194, 195, 260, 291, 312, 334, 388, 390, 485, 501, 520, 582, 668, 776, 780, 835, 970, 1002, 1164, 1261, 1336, 1455, 1560, 1670, 1940, 2004, 2171, 2328, 2505, 2522, 2910, 3340, 3783, 3880, 4008, 4342, 5010, 5044, 5820, 6305, 6513, 6680, 7566, 8684, 10020, 10088, 10855, 11640, 12610, 13026, 15132, 16199, 17368, 18915, 20040, 21710, 25220, 26052, 30264, 32398, 32565, 37830, 43420, 48597, 50440, 52104, 64796, 65130, 75660, 80995, 86840, 97194, 129592, 130260, 151320, 161990, 194388, 210587, 242985, 260520, 323980, 388776, 421174, 485970, 631761, 647960, 842348, 971940, 1052935, 1263522, 1684696, 1943880, 2105870, 2527044, 3158805, 4211740, 5054088, 6317610, 8423480, 12635220, 25270440]

約数ペア:

[(1, 25270440), (2, 12635220), (3, 8423480), (4, 6317610), (5, 5054088), (6, 4211740), (8, 3158805), (10, 2527044), (12, 2105870), (13, 1943880), (15, 1684696), (20, 1263522), (24, 1052935), (26, 971940), (30, 842348), (39, 647960), (40, 631761), (52, 485970), (60, 421174), (65, 388776), (78, 323980), (97, 260520), (104, 242985), (120, 210587), (130, 194388), (156, 161990), (167, 151320), (194, 130260), (195, 129592), (260, 97194), (291, 86840), (312, 80995), (334, 75660), (388, 65130), (390, 64796), (485, 52104), (501, 50440), (520, 48597), (582, 43420), (668, 37830), (776, 32565), (780, 32398), (835, 30264), (970, 26052), (1002, 25220), (1164, 21710), (1261, 20040), (1336, 18915), (1455, 17368), (1560, 16199), (1670, 15132), (1940, 13026), (2004, 12610), (2171, 11640), (2328, 10855), (2505, 10088), (2522, 10020), (2910, 8684), (3340, 7566), (3783, 6680), (3880, 6513), (4008, 6305), (4342, 5820), (5010, 5044)]