13287040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1597}}^1$

素因数の和:1629

約数の個数: 64

約数和(自身を含む): 34229160

約数和(自身を除く): 20942120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1597, 1664, 2080, 3194, 4160, 6388, 7985, 8320, 12776, 15970, 20761, 25552, 31940, 41522, 51104, 63880, 83044, 102208, 103805, 127760, 166088, 204416, 207610, 255520, 332176, 415220, 511040, 664352, 830440, 1022080, 1328704, 1660880, 2657408, 3321760, 6643520, 13287040]

約数ペア:

[(1, 13287040), (2, 6643520), (4, 3321760), (5, 2657408), (8, 1660880), (10, 1328704), (13, 1022080), (16, 830440), (20, 664352), (26, 511040), (32, 415220), (40, 332176), (52, 255520), (64, 207610), (65, 204416), (80, 166088), (104, 127760), (128, 103805), (130, 102208), (160, 83044), (208, 63880), (260, 51104), (320, 41522), (416, 31940), (520, 25552), (640, 20761), (832, 15970), (1040, 12776), (1597, 8320), (1664, 7985), (2080, 6388), (3194, 4160)]