829307240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{3917}}^1$

素因数の和:4074

約数の個数: 64

約数和(自身を含む): 1918252800

約数和(自身を除く): 1088945560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 79, 134, 158, 268, 316, 335, 395, 536, 632, 670, 790, 1340, 1580, 2680, 3160, 3917, 5293, 7834, 10586, 15668, 19585, 21172, 26465, 31336, 39170, 42344, 52930, 78340, 105860, 156680, 211720, 262439, 309443, 524878, 618886, 1049756, 1237772, 1312195, 1547215, 2099512, 2475544, 2624390, 3094430, 5248780, 6188860, 10497560, 12377720, 20732681, 41465362, 82930724, 103663405, 165861448, 207326810, 414653620, 829307240]

約数ペア:

[(1, 829307240), (2, 414653620), (4, 207326810), (5, 165861448), (8, 103663405), (10, 82930724), (20, 41465362), (40, 20732681), (67, 12377720), (79, 10497560), (134, 6188860), (158, 5248780), (268, 3094430), (316, 2624390), (335, 2475544), (395, 2099512), (536, 1547215), (632, 1312195), (670, 1237772), (790, 1049756), (1340, 618886), (1580, 524878), (2680, 309443), (3160, 262439), (3917, 211720), (5293, 156680), (7834, 105860), (10586, 78340), (15668, 52930), (19585, 42344), (21172, 39170), (26465, 31336)]