78333760

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4013}}^1$

素因数の和:4091

約数の個数: 56

約数和(自身を含む): 189637416

約数和(自身を除く): 111303656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4013, 4880, 8026, 9760, 16052, 19520, 20065, 32104, 40130, 64208, 80260, 128416, 160520, 244793, 256832, 321040, 489586, 642080, 979172, 1223965, 1284160, 1958344, 2447930, 3916688, 4895860, 7833376, 9791720, 15666752, 19583440, 39166880, 78333760]

約数ペア:

[(1, 78333760), (2, 39166880), (4, 19583440), (5, 15666752), (8, 9791720), (10, 7833376), (16, 4895860), (20, 3916688), (32, 2447930), (40, 1958344), (61, 1284160), (64, 1223965), (80, 979172), (122, 642080), (160, 489586), (244, 321040), (305, 256832), (320, 244793), (488, 160520), (610, 128416), (976, 80260), (1220, 64208), (1952, 40130), (2440, 32104), (3904, 20065), (4013, 19520), (4880, 16052), (8026, 9760)]