80985828

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:710

約数の個数: 144

約数和(自身を含む): 252806400

約数和(自身を除く): 171820572

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 49, 57, 66, 76, 77, 84, 98, 114, 132, 133, 147, 154, 196, 209, 228, 231, 266, 294, 308, 399, 418, 462, 532, 539, 588, 627, 659, 798, 836, 924, 931, 1078, 1254, 1318, 1463, 1596, 1617, 1862, 1977, 2156, 2508, 2636, 2793, 2926, 3234, 3724, 3954, 4389, 4613, 5586, 5852, 6468, 7249, 7908, 8778, 9226, 10241, 11172, 12521, 13839, 14498, 17556, 18452, 20482, 21747, 25042, 27678, 28996, 30723, 32291, 37563, 40964, 43494, 50084, 50743, 55356, 61446, 64582, 75126, 86988, 87647, 96873, 101486, 122892, 129164, 137731, 150252, 152229, 175294, 193746, 202972, 262941, 275462, 304458, 350588, 355201, 387492, 413193, 525882, 550924, 608916, 613529, 710402, 826386, 964117, 1051764, 1065603, 1227058, 1420804, 1652772, 1840587, 1928234, 2131206, 2454116, 2892351, 3681174, 3856468, 4262412, 5784702, 6748819, 7362348, 11569404, 13497638, 20246457, 26995276, 40492914, 80985828]

約数ペア:

[(1, 80985828), (2, 40492914), (3, 26995276), (4, 20246457), (6, 13497638), (7, 11569404), (11, 7362348), (12, 6748819), (14, 5784702), (19, 4262412), (21, 3856468), (22, 3681174), (28, 2892351), (33, 2454116), (38, 2131206), (42, 1928234), (44, 1840587), (49, 1652772), (57, 1420804), (66, 1227058), (76, 1065603), (77, 1051764), (84, 964117), (98, 826386), (114, 710402), (132, 613529), (133, 608916), (147, 550924), (154, 525882), (196, 413193), (209, 387492), (228, 355201), (231, 350588), (266, 304458), (294, 275462), (308, 262941), (399, 202972), (418, 193746), (462, 175294), (532, 152229), (539, 150252), (588, 137731), (627, 129164), (659, 122892), (798, 101486), (836, 96873), (924, 87647), (931, 86988), (1078, 75126), (1254, 64582), (1318, 61446), (1463, 55356), (1596, 50743), (1617, 50084), (1862, 43494), (1977, 40964), (2156, 37563), (2508, 32291), (2636, 30723), (2793, 28996), (2926, 27678), (3234, 25042), (3724, 21747), (3954, 20482), (4389, 18452), (4613, 17556), (5586, 14498), (5852, 13839), (6468, 12521), (7249, 11172), (7908, 10241), (8778, 9226)]