79214720

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9521}}^1$

素因数の和:9553

約数の個数: 64

約数和(自身を含む): 203961240

約数和(自身を除く): 124746520

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, 1664, 2080, 4160, 8320, 9521, 19042, 38084, 47605, 76168, 95210, 123773, 152336, 190420, 247546, 304672, 380840, 495092, 609344, 618865, 761680, 990184, 1218688, 1237730, 1523360, 1980368, 2475460, 3046720, 3960736, 4950920, 6093440, 7921472, 9901840, 15842944, 19803680, 39607360, 79214720]

約数ペア:

[(1, 79214720), (2, 39607360), (4, 19803680), (5, 15842944), (8, 9901840), (10, 7921472), (13, 6093440), (16, 4950920), (20, 3960736), (26, 3046720), (32, 2475460), (40, 1980368), (52, 1523360), (64, 1237730), (65, 1218688), (80, 990184), (104, 761680), (128, 618865), (130, 609344), (160, 495092), (208, 380840), (260, 304672), (320, 247546), (416, 190420), (520, 152336), (640, 123773), (832, 95210), (1040, 76168), (1664, 47605), (2080, 38084), (4160, 19042), (8320, 9521)]