82409080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{439}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 211226400

約数和(自身を除く): 128817320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 361, 380, 439, 494, 520, 722, 760, 878, 988, 1235, 1444, 1756, 1805, 1976, 2195, 2470, 2888, 3512, 3610, 4390, 4693, 4940, 5707, 7220, 8341, 8780, 9386, 9880, 11414, 14440, 16682, 17560, 18772, 22828, 23465, 28535, 33364, 37544, 41705, 45656, 46930, 57070, 66728, 83410, 93860, 108433, 114140, 158479, 166820, 187720, 216866, 228280, 316958, 333640, 433732, 542165, 633916, 792395, 867464, 1084330, 1267832, 1584790, 2060227, 2168660, 3169580, 4120454, 4337320, 6339160, 8240908, 10301135, 16481816, 20602270, 41204540, 82409080]

約数ペア:

[(1, 82409080), (2, 41204540), (4, 20602270), (5, 16481816), (8, 10301135), (10, 8240908), (13, 6339160), (19, 4337320), (20, 4120454), (26, 3169580), (38, 2168660), (40, 2060227), (52, 1584790), (65, 1267832), (76, 1084330), (95, 867464), (104, 792395), (130, 633916), (152, 542165), (190, 433732), (247, 333640), (260, 316958), (361, 228280), (380, 216866), (439, 187720), (494, 166820), (520, 158479), (722, 114140), (760, 108433), (878, 93860), (988, 83410), (1235, 66728), (1444, 57070), (1756, 46930), (1805, 45656), (1976, 41705), (2195, 37544), (2470, 33364), (2888, 28535), (3512, 23465), (3610, 22828), (4390, 18772), (4693, 17560), (4940, 16682), (5707, 14440), (7220, 11414), (8341, 9880), (8780, 9386)]