71493760

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^2\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 96

約数和(自身を含む): 185353380

約数和(自身を除く): 113859620

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 416, 520, 640, 661, 676, 832, 845, 1040, 1322, 1352, 1664, 1690, 2080, 2644, 2704, 3305, 3380, 4160, 5288, 5408, 6610, 6760, 8320, 8593, 10576, 10816, 13220, 13520, 17186, 21152, 21632, 26440, 27040, 34372, 42304, 42965, 52880, 54080, 68744, 84608, 85930, 105760, 108160, 111709, 137488, 171860, 211520, 223418, 274976, 343720, 423040, 446836, 549952, 558545, 687440, 893672, 1099904, 1117090, 1374880, 1787344, 2234180, 2749760, 3574688, 4468360, 5499520, 7149376, 8936720, 14298752, 17873440, 35746880, 71493760]

約数ペア:

[(1, 71493760), (2, 35746880), (4, 17873440), (5, 14298752), (8, 8936720), (10, 7149376), (13, 5499520), (16, 4468360), (20, 3574688), (26, 2749760), (32, 2234180), (40, 1787344), (52, 1374880), (64, 1117090), (65, 1099904), (80, 893672), (104, 687440), (128, 558545), (130, 549952), (160, 446836), (169, 423040), (208, 343720), (260, 274976), (320, 223418), (338, 211520), (416, 171860), (520, 137488), (640, 111709), (661, 108160), (676, 105760), (832, 85930), (845, 84608), (1040, 68744), (1322, 54080), (1352, 52880), (1664, 42965), (1690, 42304), (2080, 34372), (2644, 27040), (2704, 26440), (3305, 21632), (3380, 21152), (4160, 17186), (5288, 13520), (5408, 13220), (6610, 10816), (6760, 10576), (8320, 8593)]