71325207320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{217747}}^1$

素因数の和:218208

約数の個数: 64

約数和(自身を含む): 169320844800

約数和(自身を除く): 97995637480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 431, 760, 862, 1724, 2155, 3448, 4310, 8189, 8620, 16378, 17240, 32756, 40945, 65512, 81890, 163780, 217747, 327560, 435494, 870988, 1088735, 1741976, 2177470, 4137193, 4354940, 8274386, 8709880, 16548772, 20685965, 33097544, 41371930, 82743860, 93848957, 165487720, 187697914, 375395828, 469244785, 750791656, 938489570, 1783130183, 1876979140, 3566260366, 3753958280, 7132520732, 8915650915, 14265041464, 17831301830, 35662603660, 71325207320]

約数ペア:

[(1, 71325207320), (2, 35662603660), (4, 17831301830), (5, 14265041464), (8, 8915650915), (10, 7132520732), (19, 3753958280), (20, 3566260366), (38, 1876979140), (40, 1783130183), (76, 938489570), (95, 750791656), (152, 469244785), (190, 375395828), (380, 187697914), (431, 165487720), (760, 93848957), (862, 82743860), (1724, 41371930), (2155, 33097544), (3448, 20685965), (4310, 16548772), (8189, 8709880), (8620, 8274386), (16378, 4354940), (17240, 4137193), (32756, 2177470), (40945, 1741976), (65512, 1088735), (81890, 870988), (163780, 435494), (217747, 327560)]