65323520

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 160

約数和(自身を含む): 176774400

約数和(自身を除く): 111450880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 79, 80, 85, 95, 128, 136, 152, 158, 160, 170, 190, 256, 272, 304, 316, 320, 323, 340, 380, 395, 512, 544, 608, 632, 640, 646, 680, 760, 790, 1088, 1216, 1264, 1280, 1292, 1343, 1360, 1501, 1520, 1580, 1615, 2176, 2432, 2528, 2560, 2584, 2686, 2720, 3002, 3040, 3160, 3230, 4352, 4864, 5056, 5168, 5372, 5440, 6004, 6080, 6320, 6460, 6715, 7505, 8704, 9728, 10112, 10336, 10744, 10880, 12008, 12160, 12640, 12920, 13430, 15010, 20224, 20672, 21488, 21760, 24016, 24320, 25280, 25517, 25840, 26860, 30020, 40448, 41344, 42976, 43520, 48032, 48640, 50560, 51034, 51680, 53720, 60040, 82688, 85952, 96064, 101120, 102068, 103360, 107440, 120080, 127585, 165376, 171904, 192128, 202240, 204136, 206720, 214880, 240160, 255170, 343808, 384256, 408272, 413440, 429760, 480320, 510340, 687616, 768512, 816544, 826880, 859520, 960640, 1020680, 1633088, 1719040, 1921280, 2041360, 3266176, 3438080, 3842560, 4082720, 6532352, 8165440, 13064704, 16330880, 32661760, 65323520]

約数ペア:

[(1, 65323520), (2, 32661760), (4, 16330880), (5, 13064704), (8, 8165440), (10, 6532352), (16, 4082720), (17, 3842560), (19, 3438080), (20, 3266176), (32, 2041360), (34, 1921280), (38, 1719040), (40, 1633088), (64, 1020680), (68, 960640), (76, 859520), (79, 826880), (80, 816544), (85, 768512), (95, 687616), (128, 510340), (136, 480320), (152, 429760), (158, 413440), (160, 408272), (170, 384256), (190, 343808), (256, 255170), (272, 240160), (304, 214880), (316, 206720), (320, 204136), (323, 202240), (340, 192128), (380, 171904), (395, 165376), (512, 127585), (544, 120080), (608, 107440), (632, 103360), (640, 102068), (646, 101120), (680, 96064), (760, 85952), (790, 82688), (1088, 60040), (1216, 53720), (1264, 51680), (1280, 51034), (1292, 50560), (1343, 48640), (1360, 48032), (1501, 43520), (1520, 42976), (1580, 41344), (1615, 40448), (2176, 30020), (2432, 26860), (2528, 25840), (2560, 25517), (2584, 25280), (2686, 24320), (2720, 24016), (3002, 21760), (3040, 21488), (3160, 20672), (3230, 20224), (4352, 15010), (4864, 13430), (5056, 12920), (5168, 12640), (5372, 12160), (5440, 12008), (6004, 10880), (6080, 10744), (6320, 10336), (6460, 10112), (6715, 9728), (7505, 8704)]