71283136

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 84

約数和(自身を含む): 156377640

約数和(自身を除く): 85094504

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 61, 62, 64, 76, 122, 124, 152, 244, 248, 304, 488, 496, 589, 608, 961, 976, 992, 1159, 1178, 1216, 1891, 1922, 1952, 1984, 2318, 2356, 3782, 3844, 3904, 4636, 4712, 7564, 7688, 9272, 9424, 15128, 15376, 18259, 18544, 18848, 30256, 30752, 35929, 36518, 37088, 37696, 58621, 60512, 61504, 71858, 73036, 74176, 117242, 121024, 143716, 146072, 234484, 287432, 292144, 468968, 574864, 584288, 937936, 1113799, 1149728, 1168576, 1875872, 2227598, 2299456, 3751744, 4455196, 8910392, 17820784, 35641568, 71283136]

約数ペア:

[(1, 71283136), (2, 35641568), (4, 17820784), (8, 8910392), (16, 4455196), (19, 3751744), (31, 2299456), (32, 2227598), (38, 1875872), (61, 1168576), (62, 1149728), (64, 1113799), (76, 937936), (122, 584288), (124, 574864), (152, 468968), (244, 292144), (248, 287432), (304, 234484), (488, 146072), (496, 143716), (589, 121024), (608, 117242), (961, 74176), (976, 73036), (992, 71858), (1159, 61504), (1178, 60512), (1216, 58621), (1891, 37696), (1922, 37088), (1952, 36518), (1984, 35929), (2318, 30752), (2356, 30256), (3782, 18848), (3844, 18544), (3904, 18259), (4636, 15376), (4712, 15128), (7564, 9424), (7688, 9272)]