77422720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6367}}^1$

素因数の和:6405

約数の個数: 64

約数和(自身を含む): 194860800

約数和(自身を除く): 117438080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 6367, 12160, 12734, 25468, 31835, 50936, 63670, 101872, 120973, 127340, 203744, 241946, 254680, 407488, 483892, 509360, 604865, 814976, 967784, 1018720, 1209730, 1935568, 2037440, 2419460, 3871136, 4074880, 4838920, 7742272, 9677840, 15484544, 19355680, 38711360, 77422720]

約数ペア:

[(1, 77422720), (2, 38711360), (4, 19355680), (5, 15484544), (8, 9677840), (10, 7742272), (16, 4838920), (19, 4074880), (20, 3871136), (32, 2419460), (38, 2037440), (40, 1935568), (64, 1209730), (76, 1018720), (80, 967784), (95, 814976), (128, 604865), (152, 509360), (160, 483892), (190, 407488), (304, 254680), (320, 241946), (380, 203744), (608, 127340), (640, 120973), (760, 101872), (1216, 63670), (1520, 50936), (2432, 31835), (3040, 25468), (6080, 12734), (6367, 12160)]